C 3500 Truck 2WD V8-454 7.4L VIN J SFI (1999)
Control Assembly: Service and Repair
HVAC System - Manual
Control Assembly Replacement - Auxiliary (Suburban)
REMOVAL PROCEDURE
1. Remove the bezel
2. Remove the control assembly from the roof panel.
3. Disconnect the electrical harness from the control assembly.
INSTALLATION PROCEDURE
1. Connect the electrical harness to the control assembly.
2. Install the control assembly to the roof panel.
3. Install the bezel.
4. Test the circuit operation.
Control Assembly Replacement - Auxiliary(4-Door Utility)
REMOVAL PROCEDURE
1. Remove the bezel
2. Remove the control assembly from the roof panel.
3. Disconnect the electrical harness from the control assembly.
INSTALLATION PROCEDURE
1. Connect the electrical harness to the control assembly.
2. Install the control assembly to the roof panel.
3. Install the bezel.
4. Test the circuit operation.
Control Assembly Replacement - Front Auxiliary A/C