2021 Chevrolet Traverse Engine
Owner-reported problems and safety issues filed with NHTSA. Review common failures, severity levels, and complaint trends over time.
Complaint Timeline
Chronological view of owner reports
The contact owns a 2021 Chevrolet Traverse. The contact stated that while driving at an undisclosed speed, the check engine and oil warning lights illuminated. After a visual inspection of the engine compartment, the contact observed that the engine oil was abnormally low and required 2-quarts of oil to top off the oil level even though the vehicle had recently been serviced. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 41,000.
I was driving to work and my car made a loud noise. I was able to drive back home. I took my car to the Chevrolet repair shop. They said my front exhaust and catalytic converter are broken. They replaced my exhaust pipe and not the converter.
the dealership car because the engine lingt Come the fun out the Cadillac converter have to be replaced. Is a 2021 traverse. Come to find out I'm not the only person that has the same problem I need to check the Cadillac converters on these Traverse
The contact owns a 2021 Chevrolet Traverse. The contact stated that while starting the vehicle, the front exhaust pipe made an abnormally loud sound, and there was an odor inside the vehicle. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was made aware of the failure but informed the contact that there was no recall associated with the VIN. The failure mileage was approximately 74,000.
The contact owns a 2021 Chevrolet Traverse. The contact stated while driving at an undisclosed speed, there was an abnormal rattling sound coming from the exhaust pipe. There were no warning lights illuminated. The vehicle was taken to a local dealer; however, the vehicle was not yet diagnosed. The contact related the failure to Technical Service Bulletin: PIP5681C (Exhaust leak, Lean Codes, Rattle Noise, or Catalytic Converter Failure Codes); however, the vehicle was not included. The manufacturer was made aware of the failure and referred contact to the NHTSA Hotline for assistance. The failure mileage was approximately 33,000. The VIN was not available.
The contact owns a 2021 Chevrolet Traverse. The contact stated that while driving at an undisclosed speed, she heard an abnormal rattling sound emanating from underneath the vehicle. The check engine warning light was illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the catalytic converter. Additionally, the contact was informed that the exhaust system needed to be replaced. The contact stated that the exhaust had previously failed and was replaced. The vehicle was not repaired. After investigating the failure, the contact related the failure to Special Coverage: N222385510. The manufacturer was not notified of the failure. The failure mileage was 61,000.
The contact owns a 2021 Chevrolet Traverse. The contact stated that upon depression of the accelerator pedal, there was an abnormal, clicking sound and a fuel exhaust odor coming from the vehicle. There was no warning light illuminated. The contact had taken the vehicle to the dealer on several occasions to have the exhaust pipe under the hood replaced; however, the failure recurred. The manufacturer was not notified of the failure. The vehicle was not repaired. The failure mileage was 36,000.
KNOWN ISSUE: Chevy Traverse owners may experience a condition wherein the front exhaust pipe on their crossover separates from the mounting bracket, resulting in damage to the pipe. Now, General Motors has issued new Special Coverage that addresses this issue. NEW ISSUE: Rear exhaust pipe is also affected. When separated/cracked this was leaking carbon monoxide fumes into the inside of the vehicle when driven. Our family's safety was put at risk breathing these fumes. The Chevrolet dealership says that only the front exhaust issue is being recalled/covered but rear is not even when it is attached to same mounting bracket with known issue. Appeared/noticed as loud muffler sound and strong smells of fumes.
******* DELETE VOQ ******* THIS COMPLAINT IS BEING MARKED FOR DELETION BECAUSE IT IS AN INADVERTENT DUPLICATE OF ODI# 11495132*DJR ******* DELETE VOQ *******
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Quick Summary
The 2021 Chevrolet Traverse has 9 Engine complaints on file. Review the timeline above for detailed owner experiences.