GM Service Manual Online
For 1990-2009 cars only

Air Suspension Control Module Replacement

If the air suspension control module (ASCM) is replaced, the following procedures must be performed:

    • ASCM Reprogramming--Refer to Service Programming System (SPS) .
    • Revise the trim set calibration using the Scan Tool calibration function. Refer to Suspension Position Calibration

Air Suspension Module Reprogramming

If the air suspension control module is replaced, the following procedures must be performed:

Air suspension control module Reprogramming--Refer to Suspension Position Calibration .