HVAC Schematics

Fig 1: Module Power, Ground, Serial Data & Blower Controls

Courtesy of GENERAL MOTORS CORP.

Fig 2: Mode Controls

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Fig 3: Temperature Controls

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Fig 4: Temperature Sensors

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Fig 5: A/C Compressor Controls

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Fig 6: Auxiliary Blower Controls

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Fig 7: Auxiliary Mode & Temperature Controls

Courtesy of GENERAL MOTORS CORP.