C1118 08
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
This DTC will set as current, if one of the following cases is true:
- The TBCM detects the user gain switch is stuck before the ignition is on, and continuously stuck after ignition was turn on for 30 seconds.
- The TBCM detects the user gain switch is stuck continuously after ignition was turn on for 5 minutes.