The windshield defroster and heater blower speed reduces and/or shuts off shortly after accelerating to highway range speeds. Blowing snow from Alaska roads will melt and refreeze on the windshield reducing visibility creating a safety hazard. The truck has not been successfully repaired after multiple and lengthy attempts. The heated steering wheel also malfunctions intermittently. The blower …
2022 GMC Sierra electrical problems
moderate 64 complaints filed with NHTSA · avg repair $850
Complaints
64
Recalls
0
Crashes
0
Avg fix
$850
What owners are reporting 2 most recent
Tailgate unlatched by itself, first time I was connected to a trailer and it damaged the tailgate. Multiple (4+) times afterwards while being parked in garage tailgate opens by itself all during the same day could not get this to stop. Called dealership today for appointment where they could get me in the shop in the middle of the week, but they told me that this issue is known but not covered und…
Common questions
How serious is the electrical problem on the 2022 GMC Sierra?
It's a documented issue but not catastrophic. 64 complaints have been filed. Repairs average $850 and most owners catch it before it causes a breakdown.
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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