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What 76 owners told NHTSA about the 2022 GMC Terrain

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (76)Fuel system (38)Engine (13)Transmission & drivetrain (10)Electrical system (8)Driver assistance (3)Steering (3)Brakes (2)Engine & cooling (2)Lane Departure (2)Speed control (2)

Newest first · 76 complaints · page 4 of 4

Mar 15, 2022Body & structure

The contact owns a 2022 GMC Terrain. The contact stated upon purchasing the vehicle and driving 60 MPH to her residence for an hour, she smelled a strong glue, plastic and chemical-like odor. The contact stated that she parked the vehicle out in the sun and rolled the windows down; however, she could still smell a strong chemical odor inside the vehicle. The contact stated that the odor was significantly strong and caused her to have a sore throat while driving the vehicle. The contact stated that the odor smell was everywhere inside the vehicle; however, she had only been riding in the front driver's seat. The dealer was notified of the failure and advised the contact to take the vehicle to their location and they would spray ozone inside the cabin of the vehicle. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 6. Still after driving with windows down for 5 months toxic fumes are still there.

NHTSA ODI 11456764

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Working with the data? Download all 76 complaints as CSV · fetched from NHTSA July 10, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2022 GMC Terrain verdict →