2014 GMC Terrain Engine Problems
NHTSA lists 130 Engine complaints for the 2014 GMC Terrain, 44% of its 296 total complaints, with a median failure mileage of 91,000. No related recall covers this engine issue.
- Engine complaints
- 130
- 44% of 296
- Crashes reported
- 0
- Fires reported
- 0
- Injuries reported
- 0
- Median mileage
- 91,000 mi
- Related recalls
- 0
Typical engine symptoms owners report
- Engine stalls or dies suddenly while driving at speeds around 45-50 mph, often with a 'reduced engine power' or 'stability track' warning message.
- Vehicle revs sharply, sometimes as high as 10,000 rpm, before the engine stalls without warning near a stop.
- Engine shuts off unexpectedly when the ignition key is bumped into the accessory position while driving.
- Intake camshaft position timing issue reported to cause the engine to shut off while stopped, with no recall found by the owner.
- A plugged PVC orifice in the intake manifold was reported to cause pressure buildup that blew the rear crankshaft main bearing seal, draining oil and stalling the engine.
- Owners describe carbon monoxide odor building up in the cabin over time, unrelated to any collision or damage.
When 2014 GMC Terrain engine complaints were filed
First complaint Sep 5, 2014, latest Feb 18, 2026.
Engine recalls for the 2014 GMC Terrain
No safety recalls on record for this model year.
Engine complaints by Terrain model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How common are engine problems in the 2014 GMC Terrain?
- NHTSA records 130 Engine complaints for the 2014 Terrain, which is 44% of all 296 complaints filed for that model year.
- Is there a recall for the 2014 GMC Terrain engine problems?
- No. The data shows no related recalls listed for this engine complaint area.
- At what mileage do 2014 Terrain engine failures typically happen?
- The median mileage at failure for engine-related complaints is 91,000 miles.
- Did the engine problems cause crashes or injuries?
- NHTSA data for this complaint area lists 0 crashes, 0 fires, and 0 injuries for the 2014 Terrain.
- How does the 2014 Terrain compare to other years for engine complaints?
- The 2014 Terrain's engine complaints made up 44% of its total complaints, lower than 2013's 57% and 2011's 54%, but higher than 2018's 26%.