Silverado 1500 2WD V8-5.3L VIN T (2005)
In summary, whenever a vehicle subject to this program enters your vehicle inventory, or is in your dealership/facility for service through April 30, 2011,
you must take the steps necessary to be sure the program correction has been made before selling or releasing the vehicle.
Disclaimer
Service Procedure
Service Procedure
Note
Do NOT replace the inside rear view mirror in tandem with this concern. The mirror has no bearing on this specific issue.
1. Remove the OnStar(R) module (referred to as the Communication Interface Module (CIM) or Vehicle Communication Interface Module (VCIM)
in SI). Refer to SI for module removal instructions.
Note
Inform customer that all Bluetooth devices must be paired with the new VCIM. Bluetooth devices that have not been paired to the new VCIM will
not function properly.
2. Install the new OnStar(R) module (referred to as the Communication Interface Module (CIM) or Vehicle Communication Interface Module
(VCIM) in SI). Refer to SI for module installation instructions.
