Engine Cooling System Problems of Chevrolet Equinox - part 1

Chevrolet Equinox owners have reported 48 problems related to engine cooling system (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Chevrolet Equinox based on all problems reported for the Equinox.

1 Engine Cooling System problem of the 2017 Chevrolet Equinox

Failure Date: 01/17/2022

The contact owns a 2017chevrolet Equinox. The contact stated while driving approximately 60 mph. The contact stated that her vehicle was driving normally in the beginning, however once she slowed down the vehicle to exit the high way her vehicle started to loose power. The contact stated she then smelled a strong odor in what she thought could have been gas. The contact stated that she then saw smoke, and drove her vehicle to the nearest independent mechanic to diagnosed her failure. The contact stated that she was advised that her pcv valve had broken due to it being frozen, causing her rear main oil seal to explode. The contact was also advised that the smoke was due to the oil leakage underneath the vehicle. The contact stated that she then had her vehicle towed to the dealer (rosedale Chevrolet) who advised her that they had several vehicles that were the same year, make, and model as her vehicle, already being repaired for the same failure, and that she had to take her vehicle to another dealer . The contact stated that she then had her vehicle towed to another dealer where it remains. The contact stated that when she contacted the manufacturer she was advised that her that the warranty had expired, therefor she had to pay out of pocket. The contact stated that while doing her own research and speaking with a couple of dealers , she found complaints of other consumers that had the same failure she was experiencing ,and also was the same a year, make, and model vehicle. The mileage failure was 67,000.

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2 Engine Cooling System problem of the 2011 Chevrolet Equinox

Failure Date: 03/28/2019

The contact owns a 2011 Chevrolet Equinox. The contact stated that while the vehicle was parked outside of the dealership, the contact heard an abnormal ticking sound coming from the under the front hood of the vehicle. The contact notified the dealer of the issue and was informed that the noise would go eventually cease after driving the vehicle for a while. The issue persisted and the vehicle was taken back to the dealer. The vehicle was inspected and the contact was informed that the timing chain and assembly needed to be replaced. The vehicle was repaired. The contact stated that a year later while driving at an undisclosed speed, the failure recurred and the vehicle shuddered and lost motive power. There was no warning light illuminated. The vehicle was first towed to the residence and then towed to the dealer to be diagnosed. The contact was informed that the failure was caused by excessive oil consumption related to the timing chain assembly repair. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 107,000.

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3 Engine Cooling System problem of the 2018 Chevrolet Equinox

Failure Date: 05/31/2018

The contact owns a 2018 Chevrolet Equinox. The contact noticed an abnormal odor when the air conditioner was operated. The contact was concerned that it could be a chemical odor. The vehicle was taken to cavallaro-neubauer Chevrolet (3740 NY-104, williamson, NY 14589, (315) 791-4206) where it was diagnosed that the cooling element was being burned off and the vehicle was operating as intended. The vehicle was not repaired. The contact stated that the failure was intermittent. The manufacturer was notified of the failure. The approximate failure mileage was 2,000.

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4 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 08/16/2015

Faulty gaskets (head gasket and intake gasket) lets air into cooling system. The engine coolant was displaced to the overflow tank. I was at a stoplight and the vehicle started to sputter as it started to overheat, was able to get thru the intersection to a service station. Gasket repairs estimated cost $2400.

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5 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 01/26/2012

This complaint is about my Equinox, my air conditioner compressor, is bad also I have heard a noise sent the day I purchased the truck and the dealership can not tell me what it is. I purchased my chevy Equinox 2005 (new) from the dealership. The truck has less than 55,000 miles, the mechanic told me I could not drive it . . . . . . Because it would lock up- the engine. . . . . . . . . It's costing me over a $1000. 00 to have it repaired. . . . . . . . (called the dealership to let them know of this problem. . . . Refused to listen. . . . . . . . I believe that this is an ongoing problem in these vehicles and costing consumers lots of money they should not have to put out. . . . . Please check into this and correct the problem. . . . . . . Read more...

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6 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 08/22/2011

I have a 2006 chevy Equinox for 5 months now. Engine light turns on sporadically, car overheats while in traffic or idling. I cannot drive my too long. While the car is in motion temperature gauge is in the middle. A/c blows out hot/fan air while idling, sometimes blows out bad smell. While car is in moving motion a/c blows cold air. After approx. 30 minutes of highway driving, hot air comes out again. I have taken this car for diagnostic and repairs are too expensive to fix. Last incident is report below, however I cannot have the car parked on for more than 2 minutes.

7 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 07/21/2011

2005 chevy Equinox. . . Ac blows hot air when it's been exposed in the heat for long periods of times. When car is moving without stoppage the ac returns to normal. When there are long stops, the air gets hot again. Have taken it to many repair shops, they have charged the freeon, no problems with the compressor. They seem to think it might be a sensor.

8 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 03/21/2011

Broken blend door on 2006 chevy Equinox.

9 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 03/07/2011

The blend door in my 2006 chevy Equinox lt is broken. The knob that turns it from cold to hot is cracked and I was told by a mechanic that this piece should not have been broken and it is a manufacture defect. It is only blowing cold air. I have read many complaints online from people with the exact same issue. This is a safety issue because I can't defrost my windshield on a cold day with cold air. I have driven with fogged windows and windshield almost hitting objects on the road because I couldn't see anything. The repairs are expensive and gm needs to place a recall on this.

10 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 03/01/2011

The contact owns a 2006 Chevrolet Equinox. The contact stated that coolant began leaking from the vehicle abnormally and the temperature gauge would signal that the vehicle was overheating. The vehicle was taken to the dealer who stated that the intake gasket was faulty and would need to be replaced. She then took the vehicle to a second dealer who advised the same. The manufacturer was not contacted in regards to the failure. The vehicle was not repaired. The failure and current mileage was 73,000.

11 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 12/28/2010

2006 Equinox started blowing cold air, engine overheated at stop light. Replaced thermostat, but didnt resolve. Vehicle needs new head gasket . Cost with initial thermostat and current work approximately $3k. Mechanic shops contacted gm and were not provided the information of numerous complaints such as mine, though a myraid of complaints posted on line that states that gm is well aware of the problem.

12 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 12/07/2010

2005 chevy Equinox head gaskets went after 76,000 miles.

13 Engine Cooling System problem of the 2007 Chevrolet Equinox

Failure Date: 12/03/2010

A started to smell antifreeze inside the car. Checked coolant level and it was good. Last night started the car in 40 degree weather, and the windows in the whole car would not defog. No visibility to drive. This is a major safety issue. Heater core and/or broken air blend door and actuator problem.

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14 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 11/06/2010

Heater not working on 2006 chevy Equinox causing safety and visibility problems. One day the ac and heat were working fine, the next day the heater would only blow cold air. . . No heat as well as a non-working window defroster. This began in early November. The dealership says the actuator needs to be replaced as well as the temperature door (blend door). Cost is $100 for the analysis and about $1,000 for parts and labor. I have a securenet extended warranty but they say this is not covered. Car is at dealership now awaiting my approval to do the work. I am in limbo and looking for another shop who can maybe fix it cheaper. Considering the hundreds if not thousands of complaints I have seen online about this, and the fact the parts were cheap and should not be breaking so soon, this needs to be recalled!.

15 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 08/06/2010

This complaint is in regards to the car itself, air conditioner compressor and window switches. I purchased a 2005 chevy Equinox from chris nickel dealership (used). For $10,000 on June 12, 2010 ;not even 2 weeks after purchasing this vehicle the passenger side window would not roll up. . . . . . It had the motor in the window go out. . . . . . Had to have it replaced. . . . . At 8 weeks of owning it. . . . The brakes were squealing. . . . . . . . Took it back to the dealership. . . . . . They said it is normal for these cars and brakes to do that. . . . . . . . They said they turned the rotors and gravitated them and said it would fix the problem. . . . . . On my way home. . . . The car air conditioner was blowing out hot air. . . . . . I once again called the dealership. . . . . . They said it was most likely caused by low freon. . . . . . . . However 2 weeks later it started making a funny noise. . . . . . . . Took it to a mechanic to have it checked out. . . . . . . Told it I was to continue to drive it. . . . . . It would lock up the engine. . . . . . . . . It cost 918. 00 to have it repaired. . . . . . . (called the dealership to let them know of this problem. . . . Refused to listen and make customers happy. . . . . . . . In my purchase. . . . . . They had a certified mechanic inspectors signed and dated form showing that all items had been checked and they were in tip top shape. . . . . . . . Now I am wondering do they just go through and place a check mark in all the boxes because some of the boxes were checked and they are not included in my car. . . . . . . . . . I believe that this is an ongoing problem in these vehicles and costing consumers lots of money they should not have to put out. . . . . Please check into this and correct the problem. . . . . . . Read more...

16 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 06/16/2010

2005 chevy Equinox. Incident started in summer still having problems. In shop today as we speak! 1/3/2011.

17 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 05/07/2010

2006 Equinox with less than 55000 miles needs a new head gasket. Yesterday was the 4th trip to the dealer to find the problem with my car overheating. This morning I was told it's a blown head gasket. I did a small amount of internet research only to find this is a known problem. I love my car but am so pissed over the run-around I've been getting for a known problem and that the problem has not been corrected on all vehicles affected. If I didn't have an understanding boss, an issue such as this could have cost me my job as I've spent a lot of time going back and forth between work and the dealership and now I'm without my vehicle until it's repaired. Thank god I purchased the extended warranty when it was offered.

18 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 04/28/2010

I had to have my 2005 Equinox's head gaskets repaired. I bought it certified used and gm is not covering the cost. It has 80,000 miles and I have found several siteson the internet reporting this as an issue with the 3. 4 liter engine. My cousin and her husband had a pontiac montana Mini van that had the same issue and gm did nothing about it. I found one site listing court cases in CA and mo because of the dexcool destroying gaskets.

19 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 04/06/2010

Defective head and rear seal gasket,and tensioner. . .

20 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 04/01/2010

2005 Chevrolet Equinox passenger window will not come down and drivers window sometimes will not come down. Have to pull up or down with hand. . The ignition does not lock and the vehicle will run without the key in it.

21 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 03/20/2010

I have a 2006 chevy Equinox. Earlier this week, the heater stopped working. I took it into a mechanic, and was told the heater door was not working properly. This car has 31,000 miles. Then we were driving the car home and got caught in a snow storm. Our visibility was extremely impaired and we almost hit 2 cars. We had to pull over every 10 blocks to manually defrost the windows and clear off the fog. After looking online, this seems to be a common problem with this make and model. No heater/defroster is a serious safety hazard in snowy conditions. Repair is estimated at $1500.

22 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 01/13/2010

I own a 2005 chevy Equinox. I have had numerous problems with this car-before and after warranty. Most recently, I had to pay over 1600. 00 to have my head gaskets replaced/repaired. I am still waiting to see if different gaskets are cracked and will need repair. I have heard from numerous repairs shops and online sources, that the head gasket problems with the chevy Equinox were known before being put out for sale. My car overheated on the highway and locked up. I could have been seriously injured. I was thankfully able to get off the road. These issues could have been avoided if chevy would have fixed this problem prior to selling. There is no reason why a four year old car should require this much work.

23 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 01/07/2010

Hvac system went out on 2006 Chevrolet Equinox vehicle. Vehicle has 38,000 miles and was just out of warranty which was 3 years or 36,000 miles. We live in colorado springs,colorado and had major snowstorm when heater went out while driving on interstate 25. Safety of driver and others were put at jeopardy due to vehicle heater failure. Front windshield and windows would not defrost putting driver at risk. After getting home safely looked at internet site (topix. Com) and found approximately 230 other vehicle owners with same make and model that has had the same type failure of the 2006 Equinox heater system failure. There has been no recall of this problem by Chevrolet putting at risk the safety of drivers of this vehicle model when Chevrolet knows of the failure of the heater system. Took vehicle to dealer on January 8, 2009 and explained heater failure and concern to local service manager. Service manager stated that there is no vehicle recall for this failure and that the number of heater failures for this model versus sales of this model is low. Costs to replace heater on vehicle was $1100 but due to my complaint. There should be a recall notice issued by Chevrolet due to number of heater failures on this model of vehicle putting drivers at risk by not being able to use defroster to provide clear visibility on windshield and could result in a crash without warning. There is presently a safety recall (#090298) dated December 18,2009 NHTSA campaign id number 09v489000 for the 2010 Equinox dealing with the same issue on safety and visibility issue. Due to the number of failures of the heater system in the 2006 Chevrolet Equinox a recall should be issued for vehicle owners. Owners are having to pay from $800 to $1100 dollars to have the heater system repaired so that they can safely drive in this model of vehicle during inclement weather and safely see out of the vehicle with a working defroster. This is definitely a safety issue and should be reviewed by the NHTSA.

24 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 01/02/2010

Driving down road, heater quit working on my 2006 chevy Equinox, I know of at least 200 more people that have had the same problem.

25 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 12/01/2009

Loses antifreeze after each time it is used. Always having to put more antifreeze back in it. Also, heat quits working often.

26 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 11/24/2009

The contact owns a 2005 Chevrolet Equinox. While idling the vehicle would hesitate as it would stall. While driving between 50-60 mph the temperature and engine warning lights illuminated on the instrument control panel, and then the vehicle lost power. She had the vehicle towed to a local gas station. A mechanic stated that the thermostat failed, because it was located near the exhaust system. No repairs were made. The failure and current mileages were 60,000.

27 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 06/10/2009

Please note, just spent $847. 00 on this vehicle, brakes, serpentine belt ,rotors,thermostat. This vehcile has been a lemon since it was exported from canada as that where it was built!!!.

28 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 01/01/2009

2005 chevy Equinox, replaced head gasket 2 times, blown again. The exhaust and fumes that come out because of this are horrible. The car is not safe to drive and should be recalled, gm is very aware of this problem and refuses to do anything.

29 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 10/17/2008

Bought 2005 chevy Equinox brand new. Chemical smell in cab at about 1200 miles and at 19,000 a/c leak detected and compressor and parts replaced.

30 Engine Cooling System problem of the 2006 Chevrolet Equinox

Failure Date: 09/14/2008

Took 150 mile trip from delaware to NJ. Car died in drive way of destination. Towed to local dealer. Engine needed to be replaced. Warranty not covering repairs. Picked up car I NJ Aug 30th with new engine. Drove approx 500 miles and engine light came on again. Towed to dealer on 9/14, waiting for dealer to contact us.

31 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 07/30/2008

Our 2005 Chevrolet Equinox began to blow warmer air than usual when in the coldest air conditioning setting. We took it to the dealership and were told the problem was an internal valve in the compressor for the air conditioning unit. $1,050. 00 to replace. Our vehicle is 9 months and 4,000 miles out of warranty. We took the vehicle to an independent mechanic and he said without having to look anything up. It's a systemic problem with the 2005 model year Equinox and the part is back ordered for 2 months because so many people have the same problem.

32 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 07/15/2008

I bought a 2005 Equinox 4 months ago, paid $4000. 00 down on this car and then 2 month later I had to put out $ 956. 00 on the cooling system. The air compressor had went out. Now 2 months later the car had started getting a little over heated. I put engine coolant in it and it seemed to be doing better. 2 weeks after putting the engine coolant in it runs hot again worse than before and I am being told that it has a blown head gasket. I took it to a place that I trust with my vehicle repairs first because I was afraid to drive it to the dealership where I bought due to being afraid it would mess it up even more. They called and told me what the problem is and that's when I called the dealership. They say they are going to come and tow the vehicle to their shop and check it out and see what can be done. Or either see about giving me another car. I'm not going to keep putting money out to get this car fixed and nothing is under warranty any more. There are a few other problems with this vehicle. A couple of times it's acted like it didn't want to start, and I can get out of it and lock it and before I walk away it will unlock by it self. Also I have gotten out of it and the bell will keep dinging like the key is still in it. I've noticed that when I'm making a sharp turn that there seems to be noise with the front tire or something on the passenger side. I can't afford to be fixing this car every couple of months. It's crazy. . .

33 Engine Cooling System problem of the 2008 Chevrolet Equinox

Failure Date: 06/01/2008

The a/c when turned on, within 20 minutes of being turned on, will all of the sudden for 20 seconds , minimum, blow hot air despite being on the coldest setting. There is also a rattle or vibration heard when the ac is on and the car is idling ( intermittently) and at about 1700 rpm 9 everytime the rpm is 1700 the vibration noise can be easily heard. We took the vehicle ( with 9000 miles ) to the dealer, the first 2 times the dealer had the Equinox they said everything was fine and they could not find any of the symptoms aforementioned. Then on the 3rd visit to the dealer, I personally drove the Equinox with the mechanic. During this drive it became evident the vibration noise only occurred with the ac on and at 1700 rpm ( roughly) the mechanic said he would put a ac controller valve on. After the new valve is placed on the ac the vibration noise is still evident and the air is still blowing warm every so often on each car trip. The mechanic said he called Chevrolet and Chevrolet said the ac is " working too well, that is why it blows warm air out occasionally" even on the coldest thermostat setting.

See all problems of the 2008 Chevrolet Equinox 🔎.

34 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 03/05/2008

I just bought the vehicle a 205 chevy Equinox and the 2nd day I took my wife for a drive & we both noticed a bad odor coming from the ventilation. It caused her to get sick. I told the dealer and they did an ionizer cleaning thing, but that didn't work, because after 2 days, for the last two weeks I've been sick with upset stomach, nausea, headache, sinus problems, earache. Had to take off work because I was feeling bad. I've read some other reports on this type vehicle and noticed people complained about same thing.

35 Engine Cooling System problem of the 2005 Chevrolet Equinox

Failure Date: 11/21/2007

Currently my vehicle is in the shop for a head gasket repair. I have previously had to take the vehicle in for a TSB on the cooling system to have the system flushed and new hoses and coolant replaced. A foul odor was being released from the vehicle and a sludge and discoloration was building up in the reserve tank. I recently started to notice that the vehicle was running hot (near red line at stop lights). Upon checking my coolant level it was very low. It is a closed cooling system and this should not be. I immediately took it into the dealership. Upon a service writer opening the hood the vehicle was sizzling and boiling. He quickly pointed out the sludge and discoloration again in my reserve tank and he told me this was indicative of a serious problem with the cooling system. I have been informed that I have a blown head gasket. I have researched on line and seen that this has occurred with numerous other 2005 Equinox owners resulting in major engine problems and failures. Everything from gaskets and heads to water pumps and entire engines having to be rebuilt or replaced is on record. Is there any recourse available to the consumer in the event that problems should continue after this major repair? my vehicle is no longer under warranty and I still owe a very substantial balance. I cannot afford continuing major repair costs in addition to my monthly payments when it appears this was a manufacturing defect/problem. I look forward to your response. Donna huff-bolek shady side, maryland.


Other Common Engine And Engine Cooling related problems of Chevrolet Equinox


Safety Ratings of Equinox Cars
Fuel Economy of Equinox Vehicles
Equinox Service Bulletins
Equinox Safety Recalls
Equinox Defect Investigations