Control Module References

Control Module	Repair/Reprogramming Instructions	Diagnostic System Check	Schematics
Audio Amplifier	Refer to RADIO SPEAKER AMPLIFIER REPLACEMENT in Entertainment	Refer to DIAGNOSTIC SYSTEM CHECK - ENTERTAINMENT SYSTEM in Entertainment	Refer to RADIO in SYSTEM WIRING DIAGRAMS
Body Control Module	Refer to: Body Control Module Replacement Body Control Module (BCM) Programming/RPO Configuration	-	Refer to Body Control System Schematics
Driver Door Module	Refer to SWITCH REPLACEMENT - DOOR LOCK AND SIDE WINDOW - DRIVER in Doors	Refer to DIAGNOSTIC SYSTEM CHECK - DOOR SYSTEMS in Doors	Refer to DOOR CONTROL MODULE WIRING SCHEMATICS in Doors
Electronic Brake Control Module	Refer to ELECTRONIC BRAKE CONTROL MODULE REPLACEMENT in Antilock Brake System	Refer to DIAGNOSTIC SYSTEM CHECK - ABS in Antilock Brake System	Refer to ABS WIRING SCHEMATICS in Antilock Brake System
Front Passenger Door Module	Refer to SWITCH REPLACEMENT - DOOR LOCK AND SIDE WINDOW - PASSENGER in Doors	Refer to DIAGNOSTIC SYSTEM CHECK - DOOR SYSTEMS in Doors	Refer to DOOR CONTROL MODULE WIRING SCHEMATICS in Doors
HVAC Control Module	Refer to: HVAC CONTROL MODULE REPLACEMENT in HVAC - Manual HVAC CONTROL MODULE REPLACEMENT in HVAC - Automatic	Refer to: DIAGNOSTIC SYSTEM CHECK - HVAC SYSTEMS - MANUAL in HVAC - Manual DIAGNOSTIC SYSTEM CHECK - HVAC SYSTEMS - AUTOMATIC in HVAC - Automatic	Refer to: HVAC SCHEMATICS in HVAC - Manual HVAC SCHEMATICS in HVAC - Automatic
Inflatable Restraint Sensing and Diagnostic Module	Refer to SENSING & DIAGNOSTIC MODULE (SDM) in SIR	Refer to SIR DIAGNOSTIC SYSTEM CHECK in SIR	Refer to SEAT BELT SCHEMATICS in SIR
Instrument Panel Cluster	Refer to INSTRUMENT PANEL CLUSTER (IPC) REPLACEMENT in Instrument Panel, Gages, and Console	Refer to DIAGNOSTIC SYSTEM CHECK - INSTRUMENT CLUSTER in Instrument Panel, Gages, and Console	Refer to INSTRUMENT CLUSTER WIRING SCHEMATICS in Instrument Panel, Gages, and Console
Liftgate Module	Refer to LIFTGATE CONTROL MODULE REPLACEMENT in Body Rear End	Refer to DIAGNOSTIC SYSTEM CHECK - BODY REAR END in Body Rear End	Refer to BODY REAR END SCHEMATICS in Body Rear End
Memory Seat Module - Driver and Passenger	Refer to MEMORY SEAT CONTROL MODULE REPLACEMENT in Seats.	Refer to DIAGNOSTIC SYSTEM CHECK - POWER SEAT SYSTEMS in Seats.	Refer to Power Seats Wiring Schematics in Seats.
Powertrain Control Module	Refer to: REMOVAL & INSTALLATION (ASCENDER 4.2L) in Engine Controls - 4.2L REMOVAL & INSTALLATION (ASCENDER 5.3L) in Engine Controls - 4.8L, 5.3L, and 6.0L	Refer to: DIAGNOSTIC SYSTEM CHECK -- ENGINE CONTROLS in Engine Controls - 4.2L DIAGNOSTIC SYSTEM CHECK -- ENGINE CONTROLS in Engine Controls - 4.8L, 5.3L, and 6.0L	Refer to: WIRING DIAGRAMS in Engine Controls - 4.2L WIRING DIAGRAMS in Engine Controls - 4.8L, 5.3L, and 6.0L
Radio	Refer to RADIO REPLACEMENT in Entertainment	Refer to DIAGNOSTIC SYSTEM CHECK - ENTERTAINMENT SYSTEM in Entertainment	Refer to RADIO/AUDIO SYSTEM WIRING SCHEMATICS in Entertainment
Rear Climate Control	Refer to HVAC CONTROL MODULE REPLACEMENT HVAC CONTROL MODULE REPLACEMENT - AUXILIARY	Refer to DIAGNOSTIC SYSTEM CHECK - HVAC SYSTEMS - MANUAL DIAGNOSTIC SYSTEM CHECK - HVAC SYSTEMS - AUTOMATIC	Refer to HVAC SCHEMATICS HVAC SCHEMATICS
Transfer Case Shift Control Module	Refer to: TRANSFER CASE SHIFT CONTROL MODULE REPLACEMENT in Transfer Case - NVG 226-NP8 TRANSFER CASE CONTROL MODULE REPROGRAMMING in Transfer Case - NVG 226-NP8	Refer to DIAGNOSTIC SYSTEM CHECK - TRANSFER CASE in Transfer Case - NVG 226-NP8	Refer to TRANSFER CASE CONTROL SCHEMATICS in Transfer Case - NVG 226-NP8
Vehicle Communication Interface Module	Refer to COMMUNICATION INTERFACE MODULE REPLACEMENT in Cellular Communications	Refer to DIAGNOSTIC SYSTEM CHECK - CELLULAR COMMUNICATION in Cellular Communications	Refer to ONSTAR WIRING SCHEMATICS in Cellular Communications