Workshop Repair and Service Manuals GMC SIERRA
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HVAC Controls

Blower Motor Control Module Replacement      Blower Motor Control Module Replacement Callout Component Name Preliminary ProcedureRemove the I/P insulator panel. Refer toInstrument Panel Insulator Replacement.Disconnect the blower motor control module...
Front Seat Heater Control Module Replacement      Front Seat Heater Control Module Replacement Callout Component Name Preliminary Procedure Remove the front driver seat. Refer toFront Seat Removal and Installation - Bucket. 1 Driver Seat Adjuster Outer...
Front Seat Heater Switch Replacement      Removal ProcedureRemove door upper trim panel. Refer toUpper Extension Trim Panel Replacement. Pull the door trim panel away from the door and support thebottom of the trim panel on the door panel hooks. Refer toFront Side...
HVAC Control Module Replacement      HVAC Control Module Replacement Callout Component Name Preliminary ProcedureRemove the instrument panel accessory trim plate. Refer toInstrument Panel Accessory Trim Plate Replacement.Remove the accessory switch...
Driver Seat and Passenger Seat Heater Control Module Scan Tool Information      Heated Seat Module Scan Tool Data Parameters Parameter Expected Value Definition Operating Conditions: Ignition ON Driver Seat Back Heat Status Inactive The scan tool displays Active/Inactive. This is the...
Seat Climate Control Module Programming and Setup      This device requires no programming or setup.
Blower Motor Control Module Programming and Setup (Primary HVAC)      Blower Motor Control Module Replacement There is no setup procedure that needs to be performed forthe blower motor control module on this vehicle
Heating Ventilation and Air Conditioning Control Module Scan Tool Information - part 2      p> HVAC Control Module Scan Tool Output Controls Scan Tool Output Control Description A/C Request This command allows you to turn the A/C Relay On and Off.When the A/C Relay is commanded On, the A/C compressor...
Heating Ventilation and Air Conditioning Control Module Scan Tool Information      Table 1: HVAC Control Module Scan Tool Data Parameters Table 2: HVAC Control Module Scan Tool Output Controls HVAC Control Module Scan Tool Data Parameters Parameter Expected Value Definition Operating...