Electronic Suspension Control Module (ESCM) Replacement/Reprogramming
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.
If the electronic suspension control module (ESCM) is replaced, the following procedures must be performed:
- ESCM programming-Refer to Service Programming System (SPS) .
- Place the vehicle on a flat level surface. Ensure that the suspension is in the normal resting position. With a scan tool, perform the ALC Trimset procedure by following the screen prompts. Refer to Suspension Position Calibration (Without Z95) or Suspension Position Calibration (With Z95) .
- Raise the vehicle off the ground enough to allow the suspension to fully extend. With a scan tool, perform the suspension Bumpstop setup procedure by following the screen prompts.