TrailBlazer 2WD L6-4.2L VIN S (2003)
Blower Motor Resistor: Service and Repair
Auxiliary Replacement
BLOWER MOTOR RESISTOR REPLACEMENT - AUXILIARY
REMOVAL PROCEDURE
1. Remove the rear HVAC module assembly.
2. Disconnect the electrical connector from the blower motor control processor-auxiliary (3).
3. Remove the screws from the blower motor control processor-auxiliary (3).
4. Remove the blower motor control processor-auxiliary (3).
5. Remove the thermal gasket from the evaporator core-auxiliary surface.
INSTALLATION PROCEDURE
1. Install the thermal gasket to the blower motor control processor-auxiliary.
2. Install the blower motor control processor-auxiliary (3).
3. Install the screws to the blower motor control processor-auxiliary (3).
NOTE: Refer to Fastener Notice in Service Precautions.
See: Service Precautions/Vehicle Damage Warnings
Tighten
Tighten the screws to .....2 N.m (18 lb in).
4. Connect the electrical connector to the blower motor control processor-auxiliary (3).
5. Install the HVAC module-auxiliary.