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2019 GMC Terrain Electrical System Problems

NHTSA component category: ELECTRICAL SYSTEM · data through 07/14/2026

37Electrical System complaints
20.9%Of all 177 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

ENGINE63 · 35.6%
SERVICE BRAKES58 · 32.8%
POWER TRAIN50 · 28.2%
ELECTRICAL SYSTEM37 · 20.9%
Unspecified / other21 · 11.9%

Share of the 177 complaints citing each category; one complaint can cite several. Full breakdown on the 2019 GMC Terrain overview page.

What owners report

“There are 3 recalls and one open on this car I was sold by a dealership, none of them ever fixed. I drive to work…”NHTSA complaint 11541086 — filed 08/28/2023
“When trying to accelerate, the car will not accelerate. It will start to jerk back and forth and I had cut it off completely in…”NHTSA complaint 11528022 — filed 06/20/2023
“The car cuts off during driving and when u crack it back up the dash light do not work. But then the dealership said its…”NHTSA complaint 11505922 — filed 02/06/2023

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

Electrical System complaints by year filed

120181201942020920216202262023320246202512026

Frequently asked questions

Does the 2019 GMC Terrain have electrical system problems?

Electrical System is the #4 most-reported problem area on the 2019 GMC Terrain: 37 of 177 complaints on file (20.9%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 2019 GMC Terrain have in total?

177 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 7 involved a crash, 3 involved a fire, 12 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 07/14/2026.