2010 GMC Terrain Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 07/14/2026
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
Share of the 290 complaints citing each category; one complaint can cite several. Full breakdown on the 2010 GMC Terrain overview page.
What owners report
“OKAYTHE TRUCK FIRST STARTED WITH THE CAR ALARM GOING OFF AT ANYTIME. WE WENT TO THE DEALERSHIP AND SAID NOTHING WAS WRONG. WE TOOK IT…”NHTSA complaint 10776497 — filed 09/24/2015
“GEAR SHIFT AND DASHBOARD LIGHTING FADING ON AND OFF AT THE RADIO AND GEAR SHIFT LOCATIONS, INCLUDING TIME, TEMP, DRIVE, RADIO DISPLAY, PARK, REVERSE, NEUTRAL…”NHTSA complaint 10760013 — filed 08/28/2015
“DASHBOARD LIGHTING FADING ON AND OFF AT RADIO PORTION, INCLUDING TIME, TEMP, AND STATION. AT SAME TIME, NOISE COMING FROM RIGHT FRONT SIDE OF VEHICLE.”NHTSA complaint 10759011 — filed 08/24/2015
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2010 GMC Terrain have electrical system problems?
Electrical System is the #2 most-reported problem area on the 2010 GMC Terrain: 47 of 290 complaints on file (16.2%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2010 GMC Terrain have in total?
290 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 10 involved a crash, 0 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.
