HVAC Schematics

Fig 1: Module Power, Ground, Serial Data, and Front Blower Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: Front Mode Controls Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 3: Front Temperature Controls Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 4: Auxiliary Blower Controls Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 5: Auxiliary Temperature Controls Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 6: A/C Compressor Controls Schematic

Courtesy of GENERAL MOTORS CORP.