GM Service Manual Online
For 1990-2009 cars only

Air Conditioning Compressor Control Module Replacement

If the Air Conditioning Compressor Control Module is replaced it must be programmed with the latest operating software and vehicle calibrations. Refer to Service Programming System (SPS).

Air Conditioning Compressor Control Module Reprogramming

Do not reprogram the Air Conditioning Compressor Control Module, unless directed by a service procedure, or a service bulletin.

Reprogram Air Conditioning Compressor Control Module--Refer to Service Programming System (SPS).