1/ while at the stop site, the car suddenly stopped and went black. Stereo turn off and screen went black. 2/ sometime I can’t unlock the car from inside. The lock works but not the unlock button. While backing or stopping there is a high noise that seems like I have a bad brake , took it to the dealership and they said the brake is good but they can’t figure out where the noise coming from. I too…
2023 chevrolet Trailblazer electrical problems
severe 12 complaints filed with NHTSA · avg repair $850
Complaints
12
Recalls
0
Crashes
1
Avg fix
$850
What owners are reporting 3 most recent
The contact owns a 2023 Chevrolet Trailblazer. The contact stated that while driving at an undisclosed speed, the instrument cluster flickered, and the vehicle stalled. In addition, the radio turned off independently. The contact turned the vehicle off. The contact stated that while restarting the vehicle, the vehicle started. The vehicle was not diagnosed or repaired by an independent mechanic or…
The vehicle almost caused me to collide with another vehicle when I was trying to get into right lane it kept pushing back into left fast lane, this happened throughout the drive to and from Northern California. car got horrible gas mileage, wasn’t operating correctly at times, my radio screen scrambling, going blank, stop working, static cracking sounds coming out. Every time I started the car it…
Common questions
How serious is the electrical problem on the 2023 chevrolet Trailblazer?
It's a meaningful issue. 12 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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