2021 GMC SIERRA 1500 Electrical System Problems
53 NHTSA complaints on file
All Electrical System Complaints — Page 2
THE AUTO STOP FEATURE ON MY TRUCK IS DANGEROUS! THERE IS NO WAY TO PERMANENTLY DISABLE IT. WHEN PULLING INTO TRAFFIC FROM A STOP, THERE IS A SIGNIFICANT DELAY FOR THE CAR TO RESTART AND GET MOVING! I HAVE ALMOST BEEN IN SEVERAL ACCIDENTS BECAUSE OF THIS. FORGET THE $20 IN GAS THIS JUNK MIGHT SAVE SOMEONE OVER A YEAR! IT IS DANGEROUS
RETURNED HOME AFTER SOME SHOPPING. PARKED TRUCK IN DRIVE WAY. APPROXIMATELY 5 MINUTES AFTER RETURNING HOME MY WIFE SAW TRUCK SMOKING FROM UNDER THE HOOD. WITHIN ANOTHER MINUTE OR TWO THERE WERE VISIBLE FLAMES COMING FROM THE BACK EDGE OF THE HOOD. WE CALLED 911. WITHIN 5 MINUTES THE ENTIRE FRONT END OF THE TRUCK WAS ENGULFED IN FLAMES. THE FIRE DEPARTMENT ARRIVED AND PUT OUT THE FIRE BUT THE ENTIRE FRONT AND CAB OF THE TRUCK WAS DESTROYED. FIRE INVESTIGATORS DETERMINED FIRE STARTED AT BACK OF ENGINE COMPARTMENT NEAR BATTERY. VEHICLE WAS STOPPED PARKED IN OFF CONDITION. IN MY DRIVEWAY. NO MECHANICAL PROBLEMS WERE NOTICED ON RIDE HOME AND THERE WERE NO PANEL ALERTS FOR PROBLEMS.
STARTED VEHICLE EVERYTHING WAS NORMAL SHIFTED VEHICLE INTO DRIVE PROCEEDED FORWARD. WHILE DRIVING VEHICLES STEERING SEIZED I WAS UNABLE TWO MOVE THE STEERING WHEEL. IT WAS ALSO VERY DIFFICULT TO STOP THE VEHICLE BRAKES WERE NOT WORKING PROPERLY. MESSAGES CAME UP ON TO DISPLAY READING SERVICE POWER STEERING AND BRIEFLY IMESSAGE ABOUT THE BRAKES FLASHED QUICKLY ON THE MESSAGE BOARD. AT THAT POINT TURN THE VEHICLE OFF AFTER I GOT IT STOPPED TURN IT BACK ON SAME MESSAGE STILL UNABLE TO TURN THE STEERING WHEEL REPEATED THIS SEVERAL TIMES APPROXIMATELY FOR FOURTH TIME THE MESSAGE CLEARED AND THE VEHICLE WAS BACK TO NORMAL. THIS OCCURRED ON A CITY STREET.
Other 2021 GMC SIERRA 1500 Problem Areas
Engine
220 complaints
Power Train
98 complaints
Engine And Engine Cooling
37 complaints
Unknown Or Other
29 complaints
Steering
25 complaints
Fuelpropulsion System
21 complaints
Service Brakes
21 complaints
Air Bags
6 complaints
Latcheslockslinkages
6 complaints
Visibilitywiper
6 complaints
Lane Departure Assist
5 complaints
Structurebody
5 complaints
Suspension
5 complaints
Vehicle Speed Control
5 complaints
Wheels
5 complaints
Lane Departure Warning
4 complaints
Seat Belts
3 complaints
Back Over Prevention Rearview System Braking
2 complaints
Electrical System Integrated Trailer Brake Control
2 complaints
Forward Collision Avoidance Adaptive Cruise Control
2 complaints
Forward Collision Avoidance Warnings
2 complaints
Latcheslockslinkagestailgatelatch
2 complaints
Structure
2 complaints
Tires
2 complaints
Back Over Prevention Sensing System Camera
1 complaint
Electrical System Instrument Clusterpanel
1 complaint
Electrical Systeminstrument Panelspeedometerodometer
1 complaint
Electrical Systemwiring
1 complaint
Electrical Systemwiringfuses And Circuit Breakers
1 complaint
Engine And Engine Coolingcooling Systemhoseslinespipingfittings
1 complaint
Engine And Engine Coolingenginecrankcamshaft Position Sensor
1 complaint
Exterior Lighting
1 complaint
Forward Collision Avoidance Automatic Emergency Braking
1 complaint
Fuel System Diesel
1 complaint
Fuel System Gasoline
1 complaint
Lane Departure Blind Spot Detection
1 complaint
Latcheslockslinkagestrunk Lidlatch
1 complaint
Power Trainautomatic Transmissioninternalshaftoutput
1 complaint
Seats
1 complaint
Structurebodydoor
1 complaint
Structurebodytailgate
1 complaint
Tirespressure Monitoring And Regulating Systems
1 complaint