My defrost system doesn't work. As I drive down the road my windshield fogs up andni can't get it to un fog at all or fast enough. Almost caused me to have an accident before Christmas
2010 gmc Terrain electrical problems
severe 40 complaints filed with NHTSA · avg repair $850
Complaints
40
Recalls
0
Crashes
1
Avg fix
$850
What owners are reporting 3 most recent
The defroster/ radio control/ heating area stopped working. Upon visiting a mechanic was told they never seen this or heard of this happening before and quoted me over $1,000.00 dollars to fix stating that due to Federal Law they have to give an estimate but this problem not being in their system they came up with an estimate based on parts and labor. Upon searching online I found a recall for…
The contact owns a 2010 GMC Terrain. The contact stated that while operating the vehicle, the center console display intermittently malfunctioned and became inoperable. During the failure, the HVAC system was no longer blowing hot air, and the front windshield could not be defrosted, creating a visibility hazard for the driver. Additionally, the radio had become inoperable, and the audible clickin…
Common questions
How serious is the electrical problem on the 2010 gmc Terrain?
It's a meaningful issue. 40 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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