2014 GMC Terrain Electrical System Problems

NHTSA component category: ELECTRICAL SYSTEM · data through 07/12/2026

29Electrical System complaints

9.8%Of all 296 complaints

#4Most-reported category

Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.

How electrical system ranks on this vehicle

ENGINE123 · 41.6%

VISIBILITY/WIPER74 · 25%

POWER TRAIN31 · 10.5%

ELECTRICAL SYSTEM29 · 9.8%

Unspecified / other16 · 5.4%

Share of the 296 complaints citing each category; one complaint can cite several. Full breakdown on the 2014 GMC Terrain overview page.

What owners report

“CAR STALLS WHEN MAKING A RIGHT TURN. I STARTED MY CAR AND TRIED TO TURN RIGHT AND CONTINUOUSLY STALLED UNTIL MY CAR WAS DONE TURNING.”NHTSA complaint 11288753 — filed 12/12/2019

“MY CAR MAKES A RUBBING NOISE WHEN AND ONLY WHEN YOU STOP. ALSO MY FORWARD COLLISION ALERT COMES ON WHEN NOTHING IS IN FRONT OF…”NHTSA complaint 11245047 — filed 08/19/2019

“MY CAR COMPLETELY SHUT DOWN WHILE TURNING A CORNER (POWERED OFF). I ALMOST HIT A TREE BECAUSE I WAS UNABLE TO TURN THE STEERING WHEEL…”NHTSA complaint 11240527 — filed 07/30/2019

Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.

Electrical System complaints by year filed

Frequently asked questions

Does the 2014 GMC Terrain have electrical system problems?

Electrical System is the #4 most-reported problem area on the 2014 GMC Terrain: 29 of 296 complaints on file (9.8%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 2014 GMC Terrain have in total?

296 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 7 involved a crash, 2 involved a fire, 8 reported injuries, and none reported deaths.

What does NHTSA's electrical system category include?

NHTSA assigns each complaint to standard component categories; this page reports the ELECTRICAL SYSTEM category exactly as NHTSA defines and records it.

About this data — Complaint figures on this page are consumer reports submitted to the National Highway Traffic Safety Administration (NHTSA), a U.S. government agency. NHTSA does not verify individual complaints; a complaint is not proof that a defect exists, and counts reflect what owners chose to report, not confirmed failure rates. Recall information comes from official NHTSA safety recall campaigns; recall repairs are free at authorized dealers. Always check your specific vehicle by VIN at nhtsa.gov/recalls. CarModelProblems.com is an independent site and is not affiliated with NHTSA or any vehicle manufacturer. Data through 07/12/2026.