NHTSA Complaint #11572235 — 2017 GMC TERRAIN

ENGINE issue reported to NHTSA

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Complaint Details

ODI Number	11572235
Vehicle	2017 GMC TERRAIN
Component	ENGINE
Date of Incident	February 1, 2024
Date Filed	February 15, 2024
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	IL

Consumer Description

Broken rear main seal broke which causes oil leak. Almost all GM vehicles around my year have the same issue resulting in blow engine. $2000 to repair and GM told me they know of this being an issue but won’t do anything to resolve.

Related Complaints for the 2017 GMC TERRAIN

Other ENGINE Complaints

#11719289 — February 20, 2026 — I had a message flash that said the power to the engine was reduce. Next message said check stabilink ( or something ...

#11715861 — February 5, 2026 — Rear main seal blow out

#11715646 — February 4, 2026 — On January 31, 2026, while driving on the highway, my 2017 GMC Terrain suddenly began shaking as if it was going to s...

#11715695 — February 4, 2026 — Traveling on the expressway, engine made wearing noise, reduced engine power and complete engine failure while drivin...

#11714193 — January 29, 2026 — The PCV valve froze which caused pressure to build up in the rear main seal to fail. Causing oil to leak out of the m...

Recent Complaints for the 2017 GMC TERRAIN

#11719289 — FUEL/PROPULSION SYSTEM — February 20, 2026 — I had a message flash that said the power to the engine was reduce. Next message said check stabilink ( or something ...

#11719289 — UNKNOWN OR OTHER — February 20, 2026 — I had a message flash that said the power to the engine was reduce. Next message said check stabilink ( or something ...

#11714193 — UNKNOWN OR OTHER — January 29, 2026 — The PCV valve froze which caused pressure to build up in the rear main seal to fail. Causing oil to leak out of the m...

#11712537 — ELECTRICAL SYSTEM — January 21, 2026 — I am filing this complaint to report a catastrophic engine failure involving my 2017 GMC Terrain equipped with the 2....

#11712537 — POWER TRAIN — January 21, 2026 — I am filing this complaint to report a catastrophic engine failure involving my 2017 GMC Terrain equipped with the 2....