GM has issued a service update for a problem related to the wiring harness for the front aerodynamic grille shutter on certain 2022 model year Chevy Silverado 1500 and Chevy Silverado 1500 Limited models.
The problem: in affected vehicles, the factory wiring harness for the front aerodynamic grille shutter was installed in a way where it may impact the active aero shutter during operation.
The hazards: GM did not specify what issues this condition may lead to, although owners will want to have the service update performed to avoid potential wiring harness damage and ensure the active grille shutter works as intended throughout the life of the vehicle.
The fix: dealership service technicians are instructed to add a tie strap to the wiring harness, which will secure it to the vehicle and ensure it does not contact the active grille shutter while it’s moving. These repairs will be performed at no cost to the vehicle owner.
Affected components: front aerodynamic grille shutter, grille shutter wiring harness.
- 2022 Chevy Silverado 1500
- 2022 Chevy Silverado 1500 Limited
Number of affected vehicles: GM did not specify how many vehicles are affected by this particular problem.
Owners should: GM will likely notify owners of affected vehicles and instruct them to make an appointment with their dealer. Owners that are unsure whether or not their vehicle is affected by this service bulletin can reach out to GM directly with any questions or concerns they may have using the Service Update number and contact information included below.
- Service Update number: N222365750
- Chevrolet Customer Service: 1-800-222-1020