All instruments failed. After a couple restarts they came back on. Lane departure alert doesn’t work now. From a web search, I’m afraid it’s just the beginning. No, I haven’t taken it to the dealer; they charge for diagnosis. And it hasn’t been inspected. The problem doesn’t act up all the time. There are no warning lights, the system just fails. I have 50,600 miles on it. If you find wha…
2016 chevrolet Impala electrical problems
severe 25 complaints filed with NHTSA · avg repair $850
Complaints
25
Recalls
0
Crashes
0
Avg fix
$850
What owners are reporting 4 most recent
FOR THE PAST 3 MO. UPON STARTING THE VEHICLE I HEAR A "POP" NOISE. IT ONLY HAPPENS EVERY ONCE IN A WHILE IN THE MORNING OR THE EVENING WHEN I GET OFF WORK. SOMETIMES IT WILL GO A WEEK OR MORE WITHOUT MAKING THE SOUND. THE SOUND WILL NOT REPEAT ITSELF IF I IMMEDIATELY TURN THE CAR OFF AND RESTART IT. THE 1ST TIME I TOOK IT TO THE DEALERSHIP, THEY SIAD NOTHING WAS WRONG & THEY DIDN'T HEAR THE "POP".…
Radio/sound system malfunctioning; Radio/sound will intermittently turn on and off, at times sound will not work for days/weeks at a time. Radio/sound system is tied in with vehicles internal warning systems. When sound is not working, there is no audible notification of several safety conditions including: Seat belt not fastened; door open; turn signal on/off; Low fuel; service engine; Stabilitra…
side detection fault. this is an acknowledged problem by GM but they will not fix my car.
Common questions
How serious is the electrical problem on the 2016 chevrolet Impala?
It's a meaningful issue. 25 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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