2001 cadillac deville overheating and no heat. FWD DeVille 1985-2005, Fleetwood, and 60 Special.

2001 cadillac deville overheating and no heat The beautiful part of driving a cadillac is driving for 80M to 120,000 miles without consulting the manual. It has a history of overheating if the outside temperature is 90+ degrees fahrenheit. Car overheats. i can also have … read more Jun 21, 2017 · I have a similar problem with my 2001 DeVille, but the overheating seems to be only occasional. But, in around 800 miles of driving, the cooling system has twice acted up in a weird way. Common symptoms of overheating include smoke coming from under the hood, a pegged temperature gauge, and (eventually) a blown head gasket. I warned him of the high cost of repairs as did everyone else but he HAD to have one. FWD DeVille 1985-2005, Fleetwood, and 60 Special Jul 27, 2013 · Help please! 1998 Deville with 65,000 miles. Sometimes severly stated. Jul 5, 2012 · The car will be running just fine and at normal temprature and then start to heat up kicking the ac off and giving the warning message of engine hot / idle engine. (Northstar engine) The car is pretty much flawless. I am new to Cadillac ownership. But loves to overheat as speeds of 60 mph or higher. If it gets too hot, it leads to overheating. Sep 2, 2011 · New Guy here, any help appreciated. Temperature control #3 rear circuit range performance U1064 h. Customer: I have a 2001 Cadillac Deville that started overheating my car said engine hot AC shut down when I try to turn my heat on it's blowing cold air and when I go to take the anti-freeze cap off the reservoir the reservoir fills up with Antifreeze and then slowly weeks out but when I'm parked and shut the car off you can see it leaking down out of the car but you can't see from where Dec 9, 2022 · 2001 Cadillac DeVille overheating with no loss of coolant no visible leaking, Car is very quiet, smooth ride, - Cadillac Cars & Trucks question Apr 5, 2012 · The flashing light cam and went and the misfire did - not I need to tear the whole thing apart - well check everything because I taxed the cooling system which is why most of those codes got thrown up, I tried pulling the heat off the engien by running the heater - but it didnt blow hot - (Because no coolant was getting past anything or Dec 21, 2014 · Re: 2001 Deville purge line If you are overheating, removing the thermostat is a waste if time. Dec 7, 2010 · No heat at all, feels the same from 60-90 degreesconstantly feels like A/C is on, even if it's off. Be aware of symptoms like rising temperature gauges, steam from the hood, or unusual noises, smells, or leaks. One was P and the other was B, I will get the numbers and post them. Feb 24, 2008 · Have a 2002 deville base model and my heat when its at 90 just blows warm air a while back it could be at 64 and it would be blazing hot air but know it just warn air less but on ac. They thought it was a cracked head or head gasket. Some common leaks are the water pump weep hole (small Jun 1, 2013 · Re: overheating problem with 2000 deville with 4. I have so far replaced the waterpump and thermostat, found a couple lines that were leaking and replaced them. Get the cooling system air-free, check the purge line for steady flow. I gave the car a full tune up on buying it, including a coolant change. Apr 1, 2006 · I turn on the heater at 90* to engage the fans but that does not help. Check the line for flow and if it is clogged then you need to remove the hollow bolt/nipple and rod that out as well as check the entire line length for clogs. Only 70,000 on a 97 Northstar. BEWARE OF SCAMMERS. Oct 5, 2010 · 2000 cadillac deville overheating. May 24, 2016 · Car overheats not sure why interior floor carpets damp maybe heater core Cadillac. 2017 at 04:34 AM about the 2000 Cadillac DeVille Sedan FWD. Don't take your northstar to anyone and everyone. 2001 Cadillac deville runs hot. The 1/2" OD rubber hose connected to near the top (1. After 2 days of car not overheating right back to acting up again. Electric fans can kick on at any time. At the simplest level, there are two main reasons why the heater is not Dec 4, 2012 · I have had my 01' Deville for quite awhile. Had coolant system flushed this week still does get hot when set at 90 also before and after the coolant flush the car takes a while to fully warm up 2002 with 2001 cadillac dts no heat at idle car starts to run hot when you step on gas temp goes down to nom and you have heat - Cadillac 2001 DeVille question Search Fixya Press enter to search. The system is self bleeding (purge line). have same overheating problem. Given that the water pump works and intermittment thermostat issues are pretty much unheard of it doesn't look good. she uses a2001-cadillac-deville-world-auto-sales-8-2. Nov 5, 2020 · The purge line and heater circuit are vital for correct Northstar cooling. My 2001 cadillac deville DHS overheats i Mar 15, 2024 · Deville overheating post radiator change 2001-cadillac-deville-world-auto-sales-8-2 2001 cadillac deville overheating: my car started overheating in It is overheating and has no heat? User Guide and Engine Fix Collection Aug 9, 2016 · 2003 cadillac deville overheating I have a cadillac deville 2003. 1991 sedan deville issues It is overheating and has no heat? Cadillac deville wisconsin oshkosh classiccars lasalle financing transport There are no hot spots on the radiator and the heater blows cold air even when the heat is turned up to 85 plus degrees. Just search for "purge line" if you need help. Do a search on the forum for "purge line" as it could be clogged. After a week of me dragging him around, he did buy a 2001 Deville with 120k. Car starts and idles fine. Recently, it started overheating occasionally, and then would be fine for a while. fancy wasting money on pumps and whatever else ,why didnt you ask me first Customer: 2001 cadillac deville northstar runs hot, losing coolant, no visible leaks, no white smoke out tail pipe, nothing in the oil Answered by Jerry in 14 mins 9 years ago Jerry The most common reasons a 2004 Cadillac DeVille is overheating are a coolant leak (water pump, radiator, hose etc. Dec 14, 2013 · It sounds like you have a flow issue. With the Climate Control on and in 75-90 degree weather, temperature reaches about 212-222. I have put in a new radiator, new thermostat, whole system has been power flushed and still won't work. Several factors can contribute to engine overheating, and understanding these causes is crucial for both prevention and troubleshooting. Was nothing left but scratching our heads. when I hooked up the gauge that comes with the 134a refrigerant, and it appeared to read a little bit high. Sep 18, 2023 · Cadillac DeVille engine overheating is a serious issue that can lead to significant damage if not addressed promptly. Feb 11, 2019 · Turned on car heater randomly not working | Find answers to your 2001 Cadillac DeVille question from certified mechanics and auto experts. May 5, 2011 · Just bought a 1998 DeVille with 42,000 miles. I can drive all day long without a problem, either city driving or highway. Apr 26, 2012 · The first systems to heat up, LONG before the radiator, are the block/heads followed by the heater circuit - the heater circuit is full flow at all times and is the primary circulation and temp control for the engine - if that's plugged or restricted, anything goes. So I've been rather perplexed as to why I have had so many issues in such a short amount of time with this Deville, unless I bought someone else's trouble. it does not matter that I am running 70mph or 35mph. Still no heat Anybody have any ideas? Aug 18, 2012 · 2001 Deville overheating only when AC on Jump to Latest 8. i bought a cadillac deville with a 4. Jan 16, 2007 · Cadillac would like to sell another vehicle. Cadillac deville wisconsin oshkosh classiccars lasalle financing transportCadillac deville gauge cluster reprogramming: engine rp Dec 19, 2011 · Hi. Sep 8, 2015 · Cadillac Vehicle Discussion. Aug 23, 2010 · 01 Custom Deville DTS 2011 CTS4 Luxury 2011 DTS Platinum Memberships: National and regional Cadillac & LaSalle Club Proud Volunteer - Northstar Tuning Project Guinness World Records - Largest Cadillac Parade----- May 21, 2019 · Causes of Blown Head Gasket Overheating. Jun 3, 2004 · It IS possible that that could be causing some of the overheating issues, but NOT the water sounds. I charged some into the system, with pressure still reading high, but the a. Cadillac DeVille Running Hot Symptoms Obviously, the main symptom of running May 2, 2019 · One of the most common (and inconvenient) problems with the Cadillac DTS is when it has no heat coming from the heater. Jul 17, 2018 · I'm following a thread on here about a 2005 with over heat issues and thought I would start my own. There's probably nothing wrong with the head gaskets and the loss of coolant overheat did no damage to the engine. Apr 22, 2014 · My mother has a 2005 Deville that has also run perfectly with no issues. First, provided their are no visible coolant leaks and/or loss of coolant with no signs of leaks, I would thoroughly flush cooling system and replace coolant, then check and/or replace thermostat (you can place thermostat in boiling water to check for proper function), if you have tried these 2 steps and still are experiencing overheating you may need to replace your water pump which can be a Sep 1, 2012 · After spending 8k on my 2001 DeVille and all of the above fixes we found it still overheating. I have a 1989 Cadillac coupe deville, 4. I've driven a few thousand miles and all seems good. After getting home from the 250 degree ride, the radiator was still just ambient temperature. Anyone trying to get your money should be checked out BEFORE you Jan 16, 2018 · 1988 Cadillac Sedan Deville has no heat. Lf wheel speed circuit open or shorted P1536 h. As I'm sure the people who will reply will know, GM used to recommend adding tablets of stopleak into the coolant system in every change. I pulled the door panel off and unplugged the module completely from the door and it seemed to have fixed the problem. At that time I found that the rear passenger door module fuse was blowing instantly when you put one in. Jun 5, 2024 · 2001 Cadillac DeVille Vintage Edition | Midwest Car Exchange. Low system voltage - at idle - might cause a blend door movement. Feb 15, 2015 · remove the heater hoses from the connection on the bulkhead and flush the heater rad out ,if it still doesnt work then block the bottom outlet off with a cork and then using a funnel and piece of hose connected to top outlet use a 20% caustic soda solution to fill it with and leave half hour then flush it out again. Please go to the Engines; Northstar forum and study the several sticky threads concerning cooling systems, fan operation, gauges, and the general thread on the cause(s) of head gasket failures. Changed the water pump and thermostat just drove 20 miles no problems. No strong statements in owner's manual. 1 Answer . If it isn't leaking out the bottom, it may be going into the oil pan or into the combustion chambers, but let's leave that horrible possibility for last. now have 131000 miles . Fill up the system and check for leaks. When your engine overheats, the metal expands, potentially pinching the head gasket and reducing its ability to seal properly. head gaskets replaced 2 years ago at 99610 miles. 2001 deville low coolant light is on, overheating. 5 " below the top surface) of the reservoir. c. Dec 31, 2013 · Re: Overheating Northstar engine 2001 Deville-----with the engine at operating temp - feel BOTH heater hoses going through the firewall - they should BOTH be hot enough that you wouldn't want to hold them very long - if one hose is hot - and the other one cold - or noticeably cooler - the heater core is plugged up - resulting in no/low flow Aug 11, 2013 · Re: 2001 Cadillac Deville DHS AC blows hot air I picked up a recharge kit last night. After the car sits for a couple hours and I can remove the radiator cap to check fluid level there is no significant loss. I recently purchased a 1999 Cadillac DeVille D'Elegance. she uses a '04 deville base overheatingOverheating issue in a 2001 cadillac deville: causes and solutions Cadillac deville engine overheating causes and how to fix itWhen is sitting park starts overheating: car does not overheat. Started car up idled fined but started to get hotover after driving about 300 yards. Cadillac deville sales2001-cadillac-deville-world-auto-sales-8-2 Location of heater 2001 deville cadillac owners forum, 57% off2001 cadillac deville vintage edition. Feb 2, 2021 · If your DeVille is running and driving fine, but you end up stopped somewhere and it begins overheating when idling, this guide is for you. 88,000 miles. changed thermostat and water pump. Cant find leak. Fill the tank to the brim when cold and loosen or remove each of the screws one by one and refit once neat coolant with no air bubbles flows. This happened once on Friday and then again Tuesday. How do I prevent my Cadillac from overheating? There are some overheating causes that you can easily prevent yourself: - Always use high-quality coolants: change the coolant every 30,000 miles (50,000 kilometers) or after 2 years. Anyone that can give direct links to pages discussing this problem with this car I would be greatful. 6L. I will explain the problem as he explained it to me. Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues. The most common causes for blower motor not working in Cadillac DeVille are blown fuse, bad relay, resistor or control module malfunction, and faulty blower motor. Aug 13, 2019 · Round 1 had the same symptoms of overheating with no fans and no windows. dealer telling me sounds like gaskets again. I have no antifreeze indications in my exhaust. I run the OBD and it gives me two codes. Two, despite how intricate and intimidating this motor may seem, it's actually a quite simple design that works quite well. 7K views 5 replies 4 participants last post by basscatt Aug 19, 2012 SOURCE: 99 grand am gt overheating changed thermostat and try priming the engine block & radiator with water though the hose's & any hose you can squeeze to pump out the air lock with the filler cap off when running, sounds too much air is is in the system & the pump won't work dry. It is over heating and has no heat. Do you get correct heat from the HVAC system? Little or no heat points to a clogged heater core. When I run the heater around town (in Phoenix) Yikes! The car seems to run at regular temperature Jun 4, 2011 · It held with no pressure drop for 15 minutes (tester says 2 minutes indicates no problems). Even at 240 the car didn't have that "overheat" aroma to it. No bubbles in coolant res. Try the test again after an overheat episode (or two). . Secondary air injector system P0741 h. I took it on the highway and really got on it. com/video. May 29, 2014 · Where is all this coming from? All I read in post #1 is that it overheats with the A/C on. The fans work and the radiator is not May 2, 2019 · One of the most common (and inconvenient) problems with the Cadillac DeVille is when it has no heat coming from the heater. These are the codes : B0408 - Temperature Control #1 (Main/Front) Circuit Malfunction B0429 - Temperature Control #3 Rear Circuit Range/Performance B0419 - Current B0423 - Current Dec 9, 2019 · If your Cadillac DeVille is running hot, it is a serious problem. 6 engine the engine runs great i can have the car running at idle for about 1 hour and the tempeture is normal. Jun 29, 2014 · Cadillac Vehicle Discussion. However there is a problem. I fail to see any condemnation of the HG at this point. Started with upper hose leak caused overheat. I have a 97 Cadillac Deville with a northstar engine and have replaced it twice so far, so i answer this by experiencei've noticed to my two prior engines that went bad that the normal temp should NOT EXCEED 228 (normal), the red overheating light will come on at 250 and at 260 it will beep and tell you to stop engine - idle engine and will begin to The Cadillac DeVille heating system circulates hot coolant from the engine through the heater core. The car was at the dealer's where they changed the sensor and the thermostat but the problem continues. Oct 24, 2012 · I have a 2002 Deville base model that I have change out the radiator, cape, both hoses, and thermostat. ? Aug 22, 2013 · SOURCE: 2001 DTS Deville Overheating. After exiting the freeway & getting onto surface streets, the temp gauge has climbed 2 or 3 bars above midrange & the car has gone into "engine hot- AC off" mode. I think its time for a recall. 145k, well maintained. Nov 30, 2014 · If the heater starts blowing cold and the engine overheats the coolant has stopped flowing. Jul 27, 2019 · My cadillac Deville DHS has the overheat problem, but the place I took it to told me that it would be cheaper to just buy a new car then to fix or replace the Northstar engine! They even commented that Cadillac did that so the car buyer would need to buy a new car after a few 10000's of miles. But no oil in the coolant and no coolant in the oil. Fresh coolant can give you a false negative. Question about 2001 Cadillac Seville. and ultimately out the overflow. CAUTION: Heater and radiator hoses, and other engine parts, can be very hot. Got it a few miles to the mechanic. If your car has been losing coolant, you know you have a leak. 6K views 5 replies 3 participants last post by Oct 22, 2014 · Re: Deville 2001 thermostat You will not feel flow - You should feel the top hose begin to warm up as the thermostat cycles open/shut during the later stages of engine warmup. You will find the gravity of paying close attention to coolant supplements on this forum. is this normal operating for northstar engine Or restriction in the heater matrix. Aug 4, 2019 · The reason the heater is blowing cool air is that the circuit is airbound - as well as other low-flow parts of the cooling system. There is a small diameter hose coming from near the top of the coolant tank,this is the purge line. At idle it still have very little vent heat though. Customer: 2000 Cadillac Deville, Heater will not put out warm/hot air, everything else seems to work, all the controls seem to be moving the doors and other parts under the dash are moving, the blower is blowing, the A/C works just fine. The car remains cool when it idles. Actual coolant flow is from the coolant crossover assembly via a hollow bolt near the upper hose connection (and the engine lift bracket) to the throttle body and out of the throttle body to the reservoir. So this is what going on when I first start my deville up I can feel flow going thru the thermostat but the hose is cold and top hose feel like pressure is builded up in it. I also replaced the radiator cap and pressure tested the system, it held good at 16 pounds. I have a 97 Deville with 127,000 miles on it. Sep 14, 2012 · a leaking heater core - which you DO HAVE - has nothing to do with overheating - which you may or may not be experiencing - except that if you loose too much coolant - the low coolant level could cause overheating Oct 15, 2024 · '04 deville base overheatingCadillac deville gauge cluster reprogramming: engine rp 2001 cadillac deville limousine2001 deville overheating issues. May 22, 2024 · Cadillac deville engine overheating causes and how to fix it 1995-2005 cadillac deville overheating 2001 cadillac deville specs, price, mpg & reviews Jul 20, 2024 · Location of heater 2001 deville cadillac owners forum, 57% off 2001-cadillac-deville-world-auto-sales-2-3 Overheating deville cadillac antifreeze v6 coolant 91 coupe deville coolant leak Cadillac Vehicle Discussion. What is DIC voltage at idle and above 35 mph ? Oct 9, 2008 · That sure sounds like a headgasket failure even if the engine recovers at an idle. You need to determine if the water sounds are coming from the heater core or the HVAC housing. Past owner said it was over heating and parked it. A while back when I had NO idea what I was doing I also added a whole quart of the stuff to my co May 30, 2007 · I've been reading through the forum but haven't been able to determine any clear answers on my problem. Jun 11, 2024 · Check Details My grandmother's 2001 cadillac deville radio sags down. why does my cadillac deville heat up they already change the water pump and radiator - Cadillac 2001 DeVille question Mar 22, 2017 · Overheating no heat - Have a 2000 deville base, it overheats with no heat. FWD DeVille 1985-2005, Fleetwood, and 60 Special 2001 DeVille Base - OVERHEATING 2001 DeVille Base - OVERHEATING. Jul 12, 2018 · From Cold for 15 minutes at idle it warms up to 200 and heater is hot, I then took it of WOT for 45 seconds and came back to idle, temp started to rise to 240 and heater cold, I took it to 1500 RPM and the temp fell to 212 in about 20 seconds and heater got hot again, it stayed there at idle for about 10 minutes and heater was hot, then started May 12, 2010 · Yes. FWD DeVille 1985-2005, Fleetwood, and 60 Special. Oct 27, 2022 · If there is no air flow from the air vents in the dashboard when you turn on the heater in your Cadillac DeVille, it means the problem is related to the fan or blower motor function. ), the radiator fan, or a failed thermostat. Jan 8, 2013 · Cadillac Vehicle Discussion. Over heated once during all of this work, smelled coolant, too. I turned the a/c on and drove it 5 min and it started overheating. If the car overheats when at idle, then the most likely faults would be the cooling fan , thermostat , air in the cooling system, or a clogged coolant passage. Apr 24, 2008 · Every time I turned the heater on, the fan on the radiator would kick on and the coolant temperature would drop to 210. Here is the problem. When is sitting park starts overheating: car does not overheatCadillac deville My grandmother's 2001 cadillac deville radio sags down. Oct 28, 2016 · I have a 2006 impala that is blowing the 10 amp fuse to the ac/compressor/a new will last 93 corolla 1. So my 24 year old son gets a little money and MUST have a Cadillac- nothing else. You could have dislodged some crud in the system replacing the tank. FWD DeVille 1985-2005, Fleetwood, and 60 Special 2001 DeVille Base - OVERHEATING Dec 23, 2012 · SOURCE: 2001 cadillac deville, overheats without loss of coolant First, provided their are no visible coolant leaks and/or loss of coolant with no signs of leaks, I would thoroughly flush cooling system and replace coolant, then check and/or replace thermostat (you can place thermostat in boiling water to check for proper function), if you have tried these 2 steps and still are experiencing Dec 30, 2013 · Overheating - 1999 Deville Jump to Latest 1. If that is clear and you have no coolant flow and the WP is spinning, it's time for a block test. Had the rad and thermostat and hoses replaced a few months ago because there was a crack that was causing coolant to leak. I hate to say it, but you have a lot of signs pointing to a HG. If they aren’t, your vehicle needs service. Loss of communication with dim P0410 c. https://onlineautorepairvideos. If you haven't done it, check coolant overflow tank for exhaust fumes and discolored or oily coolant and engine oil for any cream-colored effect. The radiator fans seem to run intermittently, I hear them kick on sometimes, but when it was overheating the last time I shined a flash light down there and neither were running. It seems you have done the likely suspects already. This problem is worse in town than on the highway. It has been well maintained and has never had any sealant added to the cooling system. Nov 11, 2024 · 2001 cadillac deville vintage editionIt is overheating and has no heat? 2001-cadillac-deville-world-auto-sales-8-2Overheating issue in a 2001 cadillac deville: causes and solutions. If your DeVille is overheating, stop driving it immediately to avoid damaging the engine. So, I took an infrared heat gun and shot the thermostat housing. It's been having some strange overheating problems lately and everything I've been reading points to a head gasket since they are so common to fail, although I'm always up for some second opinions. I was able to idle my way back home with the heat on high (not sure if that did anything) without it overheating. Also no heat from heater Replaced water pump and thermostat - idled fine but Started to get hot when I brought the revs up to 3000 rpm for about a minute or two. she uses a. I don't see any bleed valve or any special instructions for bleeding, so try removing the overflow bottle cap, topping off the coolant/anti-freeze level, then starting the engine and allowing the engine to warm up, then place the heater on hot and grab the top hose with both hands and push it down, then squeeze real hard with both hands and push any air out the cap. Trained mechanics are scared of these things and not everyone understands them. Never had a second of trouble. Jul 9, 2012 · Once you get the sloshing in the heater core, no heat via the heater core, boiling over in the reservoir, overheating on the highway, overheating with the a/c on, it's time to bite the bullet. One thermostat, located in the lower radiator hose return line to the water pump - but acted upon by block/heater circuit temperatures. Sometimes I have heat other times I don't. No mention of boiling over with the cap off, no mention of no heat with the heater on, no mention of overheating at highway speeds or near 70, nor any mention of coolant usage. Feb 23, 2015 · My 1994 Cadillac Deville fell dead on me and wouldn't start until it cooled down; Why is my Cadillac DeVille D Elegance still overheating after I changed my water pump, the water pump pulled, the water pump belt, the tensioner, the radiator, all radiator hose and Took out the thermostat May 6, 2014 · 2001 deville base model Now overheating every day last 3 days. Is this a self Oct 10, 2015 · Re: 2001 deville running rough after overheating issue No. 2001 Deville no heat and overheating repaired. At the simplest level, there are two main reasons why the heater is not Mar 25, 2009 · SOURCE: 96 cadillac deville overheating Check for coolant flow at the Purge line,this is a common problem on the Northstar. Start the engine, temp normal and drive on. I drove it 20 min and the temp would go up to 230 deg and back to 215, but never over the half mark. Mar 16, 2023 · Video on how to diagnose a 1995-2005 Cadillac Deville that is overheating. Aug 30, 2012 · SOURCE: 2001 cadillac deville, overheats without loss of coolant First, provided their are no visible coolant leaks and/or loss of coolant with no signs of leaks, I would thoroughly flush cooling system and replace coolant, then check and/or replace thermostat (you can place thermostat in boiling water to check for proper function), if you have tried these 2 steps and still are experiencing Oct 3, 2016 · Within about 5 minutes the temperature was reading right around 250. 2001 Cadillac DeVille Jun 14, 2014 · So my Cadillac overheats all of the time for so many reasons. Jul 17, 2018 · I acquired my sister's 04 deville when she passed in Jan, many of the same issues/symptomsrusted rear break lines water pump and pulley, did valve cover gaskets, too. A hot engine is usually caused by a few different things, such as the thermostat, water pump, radiator, or outside conditions. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Dec 2, 2007 · Re: 1998 Cadillac Deville overheating There's a couple things that could cause it. Jul 9, 2024 · Journey to a cooler ride by uncovering the top causes and DIY fixes for your 2001 Cadillac DeVille's overheating issues. 6 northstar The cooling system in your car is discussed endlessly in these threads, Cadillac Tech Tips, Northstar Performance sticky posts and main forum as well as up ^^^ in the Cadillac Technical Archive. 8 No start Blown ignition fuse i have a cadillac deville the a c blows hot air on air con fuses air con heating mk3 mondeo talkford. 2001-cadillac-deville-world-auto-sales-8-2Radiator cadillac overheating deville Overheating issue in a 2001 cadillac deville: causes and solutions2004 deville overheating mystery. It is a 2001 Cadillac Deville I checked oil, no water. The more you drive it, now you're compounding the problem. Jun 9, 2020 · 2004 Cadillac Deville DHS 238k miles Bought at 100k miles, owned for seven years. 5 V8 it has 103,316 miles on it. Feb 20, 2012 · I have a 2001 base DeVille andhave no heat coming through the heater. I was told that it might be a blown head gasket but the more I check and test, the more I am thinking this is not the cause. The most common reasons a Cadillac DeVille is overheating are a coolant leak (water pump, radiator, hose etc. Apr 9, 2012 · The heater blows cold because the air bubbles are making their way into the core, thus no hot coolant to transfer heat from. Sep 10, 2004 · My friend has a 2001 Deville that has an overheating problem. if you study the water pump cover/thermostat cover the mixing chamber and Jun 7, 2014 · I just bought this gorgeous White one owner 70,000 mile 1999 Cadillac Deville. I checked all fluids and changed the thermostat saw no faulty belts or hoses Now it overheats going a mile down the road and the message says stop engine I have tried turning on the heat when this happens I have tried letting it cool and rinsing off the radiator and engine compartment Feb 17, 2016 · Your thermostat is (should be) set to begin opening at 188 and fully open at 206. Start by checking the purge line for flow. I replaced the radiator, thermostate, hoses, no water or antifreeze on the oil stick. Heat had no where to go but backwards. The fan stayed on whether I left the heater on or turned it off, but the fan only seemed to turn on when I turned the heater on. None of those codes would cause it to "run rough" or "hinder flow through the upper radiator hose". Have a look for any bleed screws (there may be multiple) at any high point in the cooling system, can be on hoses, top of radiator, water pump or coolant housings. At times the car tends to overheat if I'm doing mostly city driving (stop & go driving). Jul 13, 2016 · Your 2001 Deville Northstar engine has several areas that cause overheating. Tcc system Jun 18, 2005 · Im havin a problem too, overheating, runs fine, no smoke, fans coming on, just put a thermostat in and flushed the radiatior, still overheating. It blows cool air but becomes lukewarm after running quite a while. No heat at all anywhere on the whole thing. If the engine is overheating, both fans should be running. Codes: C1232 h. If the heat comes and goes it MIGHT be some sort of voltage problem - the HVAC system uses 3 or 4 electric actuators for the heat, air, and blend doors. 2001 Deville Overheating!!! Jump to Latest Mar 22, 2024 · It is overheating and has no heat?2001 cadillac deville overheating: my car started overheating in 01 cadillac deville problems: troubleshoot your vehicle for optimal2004 deville overheating mystery. SOURCE: overheating,eveything looks ok. It is crucial that you monitor your Jun 30, 2012 · SOURCE: 2001 cadillac deville, overheats without loss of coolant First, provided their are no visible coolant leaks and/or loss of coolant with no signs of leaks, I would thoroughly flush cooling system and replace coolant, then check and/or replace thermostat (you can place thermostat in boiling water to check for proper function), if you have tried these 2 steps and still are experiencing Nov 15, 2019 · One of the worst problems that can happen to your Cadillac DeVille is overheating. Engine coolant overtemperature- air conditioning disabled B0429 c. Replaced hose and still overheat! Replaced Resevoir, Cap, flushed system, thermostat, pump, fan relays (fans work properly) I turn on heat and luke warm,(90 degree day though). May 11, 2010 · While driving it nicely it didnt overheat. 1990 Cadillac Deville Brake Problem; 1989 Air conditioning Question; 2000 rear door control box window motor wiring; 94 cadillac deville starts then shuts off! twilight sentinel wiring on a 84; 1993 Deville has no heat! 85 DeVille rear doors won't open; how do i remove the front dash on a 93; a few mechanical repair questions; Need help on May 3, 2014 · Hi, new here, trying to find info on overheating '99 Deville 4. Car idled fine but 3 miles on the road it would overheat again. Ignoring an overheating engine can lead Aug 20, 2023 · Hi all. Overheating is one of the most common causes of a blown head gasket in a Cadillac DeVille. Mine has 109K miles. 91 coupe deville coolant leak2002 deville with couple issues 2001 cadillac deville overheating: diagnosis and fixes2001 cadillac deville vintage edition. The 4t80e doesn't like excessive heat, nor does ANY transmission for that matter. I don't have any codes. Make sure to inspect and work on the engine when it is cold. asp?Title=1995%2D2005+Cadillac+Deville+Ove Dec 22, 2019 · Replaced radiator and hoses. My wife really likes driving the 2001 DeVille I bought her last month. To check the thermostat see if Jul 5, 2024 · If you’re experiencing an overheating issue in your 2001 Cadillac DeVille, it’s crucial to identify the cause to prevent costly repairs or engine failure. Aug 27, 2010 · Not sure about the OP's pre-2000, but 2000+ use a quick connect - metal/nylon lock - on the heater inlet pipe - the one from the rear of the crossover to the heater inlet at the firewall. Lately, the temperature seems to be climbing a little. If they are coming from the heater core, then it is "air" (probably exhaust gases) in the cooling system. I have a 2004 Deville that I picked up for next to nothing last fall that is acting the same as that 2005. Until then, all coolant flow is water pump >block/heads>water pump with a restricted flow through the heater core - line from the water crossover, across the firewall side of the engine, back to the water pump intake at the water pump cover/thermostat housing. Right after that the temperature spiked to about 3/4 of the way up the gauge and the vent heat went ice cold. Feb 25, 2014 · The temp gauge goes to the top and the engine is actually hot due to VERY hot air blowing out the heater. one day I drove about 5 miles and warning lights said "Shut down A/C, IDLE car" I pulled over shut it off, let it cool down. I thought it was because I was low on coolant, but after replacing the radiator, I still have no heat. Customer: i have 2001 cadillac deville. I pull over, turn off the key and wait about 5 minutes or less. I have no loss of coolant in the car. You need to understand the cooling system and how/why it works. 4K views 60 replies 15 participants last post by Ranger Nov 3, 2013 My car started overheating in traffic about a month ago. May 17, 2014 · Re: 1999 Cadillac Deville apparently overheating. Replace the overflow cap. YOu know kids, They don't listen. Jun 22, 2010 · My 2001 Cadillac Deville has about 140,000 miles on it. Apr 12, 2020 · I have a 2004 Cadillac deville I have change the water pump and the thermostat flushed out the heater core and put in a new radiator and I am still overheating at an idle when I press on the gas and rev the engine the temperature does go down but as soon it is at an idle it goes back up my antifreeze is full and I do have Flow and I do not have heat unless I am stepping on the gas and revving Jan 29, 2019 · I have a 97 Cadillac Deville with a northstar engine and have replaced it twice so far, so i answer this by experiencei've noticed to my two prior engines that went bad that the normal temp should NOT EXCEED 228 (normal), the red overheating light will come on at 250 and at 260 it will beep and tell you to stop engine - idle engine and will begin to smoke (overheat). Sep 30, 2012 · I have a 2001 STS and love it. Downshifting to run the engine (and water pump) faster will cool it down temporarily. As the interior’s heating relies on the engine’s cooling system, checking the level of your coolant is the easiest place to start as a low coolant level may prevent coolant from reaching the heater core, and dirty coolant may be a sign of a clogged cooling system. Jan 10, 2012 · 2001 DeVille overheating issue Hello, everyone! My son has had his 2001 DeVille since it was new and has never before had a problem with overheating. Oct 2, 2013 · 2001 DeVille Base - OVERHEATING Jump to Latest 7. The GM name is "heater inlet pipe adapter". I had to replace the radiator, but before I did that I had no heat inside. Or I should say I have intermittent heat issues. I never had a problem until now because I never really ran the AC. Yes, the upper radiator hose (all hoses for that matter) should have coolant in them at all times with no air. Of course, the dealer stated that they knew of nothing wrong with it but I suppose that could always be possible. So I call the Cadillac dealer and ask them what the codes mean and if I could make it to my mechanic. I pull to the side of the road and try to let it cool. I have no codes past or present. However, two things I notice cause it to overheat. You probably have air in the system caused either by a leak or blown head gasket. Sep 30, 2016 · Hello there, many different faults can cause your 2001 Cadillac DeVille to overheat. At 205* (idle) the coolant begins to rise in the res. Car has been driven in between with no problems. I've had two occasions already where the car got close to overheating. The service engine light came on when it overheated, just like the last time. It has about 100K miles on it, a new tranny, new shocks, struts, rotors, breaks, map sensor and drives fine. I was wondering if heater core leak could cause overheating? Need Help Please. if you have a blown head gasket you would have a miss the waterpump can look good and still be bad after you replace the thermostate fill the radiator and leave the cap off start the car let it get too operating temp and check for flow if you have good flow shut the car off and and put a pressure terter on the raidator this will tell of and Aug 18, 2024 · Check Details My grandmother's 2001 cadillac deville radio sags down. still was not cold last night. When the motor gets above about 2000 rpms the vents heat up to where they are supposed to be. Oct 3, 2013 · Cadillac Vehicle Discussion. 2001 deville has no heat when idling also overheated engine light comes on - Cadillac 2001 Seville question. If it’s overheating at all engine speeds, check out Cadillac DeVille Overheating. May 29, 2016 · I have a 2001 Cadillac deville northstar engine, which is overheating. The first 3 things to check is if you thermostat is opening, is your radiator is plugged, or is the belt slipping. Nov 29, 2018 · The heater core is full flow (coolant) at all times. Went thru four auto shops and many mechanics and finally one found the catalytic converters clogged. what is the cause for overheating Posted by get2wen on May 29, 2011 Want Answer 0 Aug 1, 2015 · Re: Overheating Northstar engine 2001 Deville I'm going to say this. I got the car dirt cheap and overall, it's in great shape for it's age. Page 291 If there seems to be no leak, with the engine on, check to see if the electric engine cooling fans are running. Feb 24, 2024 · Check Details Cadillac deville engine coolant overheating purge gauge reprogramming cluster temp solved rpm hot. Mar 8, 2012 · Today I drove it to heat it up after he cleaned the condensor and radiator with air and took the plastic cover off the top of the radiator to see if more airflow would help. vfy gwo cmm ihrfk zog bjbnosm cbsj urmmnyl qlmqg qvwqjxz