ON THE EVENING OF NOVEMBER 27TH, MY CAR WITH 10,200 MILES HAD MULTIPLE ISSUES MAKING IT UNDRIVABLE. I ATTEMPTED TO PULL MY CAR OUT OF A PARKING SPACE. WHEN I PUT THE CAR IN DRIVE, I FELT A HARD THRUST. THE THRUST WAS SO HARD THAT I FELT LIKE A CAR HIT ME. I ATTEMPTED TO PUT THE CAR IN REVERSE; HOWEVER, IT WOULD NOT REVERSE WHEN I STEPPED ON THE GAS PEDAL. WHEN I PUT THE CAR IN DRIVE, IT BARELY MOV…
2018 Chevrolet Tahoe electrical problems
moderate 11 complaints filed with NHTSA · avg repair $850
Complaints
11
Recalls
0
Crashes
0
Avg fix
$850
What owners are reporting 5 most recent
ON OR AROUND OCTOBER 16 2019 I WAS DRIVING MY 2018 CHEVY TAHOE WHEN THE RADIO STOP PLAYING. I PULLED OVER IN A HOTEL PARKING LOT TURN THE VEHICLE OFF OPEN THE DOOR AND THEN STARTED THE VEHICLE BACK UP. THE RADIO DID NOT WORK. I WENT TO MCDONALD'S TO HAVE BREAKFAST IT WAS ABOUT 30 MINUETS BEFORE I GOT BACK IN THE TRUCK STARTED IT UP AND THE RADIO STATED TO PLAY. I THOUGHT IT WAS STRANGE SO I CONTIN…
BACK UP CAMERA HAS ZERO VISIBILITY WHILE BACKING UP DURING NIGHT IN DARK AREA WITH RAIN CONDITION. THE REAR BACK UP LIGHTS DO NO ILLUMINATE ENOUGH LIGHT TO GUIDE THE VEHICLE. THE CAMERA IMAGE IS TOO GRAINY, DISTORTED AND PIXELATED.
PASSENGER WINDOW WHEN ROLLED UP IT ROLLS DOWN AUTOMATICALLY. BUTTON HAS TO BE HELD IN THE UPWARD POSITION FOR WINDOW TO STAY UP. HAS ALREADY BEEN SERVICED BY DEALERSHIP.
Entire vehicle loses electrical power. The vehicle does not shut off, however. Lights, dash, display etc. Possibly a grounding issue. Problem has not been looked at yet, but has occurred twice in the last week. No warning lights available. Occasional park assist failure occurs, may or may not be related.
Common questions
How serious is the electrical problem on the 2018 Chevrolet Tahoe?
It's a documented issue but not catastrophic. 11 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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