Symptoms - Cruise Control: Notes
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
The following steps must be completed before using the symptom tables.
- Before using the symptom diagnostic table, perform the Diagnostic System Check - Vehicle (without HP2)
or Diagnostic System Check - Vehicle (with HP2)
, in order to verify the following conditions:
- There are no DTCs set.
- The module can communicate via the serial data link.
- Review the system operation in order to understand the system functions. Refer to Cruise Control Description and Operation .