S10/T10 Blazer 4WD V6-4.3L VIN W (1997)
Blower Motor: Service and Repair
Heating System
REMOVE OR DISCONNECT
1. Negative battery cable.
2. VCM or PCM.
3. Coolant reservoir.
4. Cooling tube.
5. Electrical connectors, as necessary.
6. Screws.
7. Blower motor and fan assembly.
INSTALL OR CONNECT
1. Blower motor and fan assembly.
2. Screws.
3. Electrical connectors, as necessary.
4. Cooling tube.
5. Coolant reservoir.
6. VCM, if equipped.
7. Negative battery cable.
8. Perform "Heater Function Test." Refer to Testing and Inspection / Procedures / Without A/C / Heater System Diagnosis / Functional Test.