Blazer 4WD V6-4.3L VIN X (2005)
Engine Block Heater: Service and Repair
Coolant Heater Cord Replacement
Coolant Heater Cord Replacement
Removal Procedure
1. Remove the coolant heater cord bolt and the retainer.
2. Cut the plastic ties and remove the heater cord from the wiring harness.
3. Raise and support the vehicle. Refer to Vehicle Lifting.
4. Disconnect the coolant heater cord electrical connector.
5. Remove the coolant heater cord.
Installation Procedure
1. Connect the coolant heater electrical connector.
2. Install the coolant heater cord.
3. Lower the vehicle.
4. Install the coolant heater cord to the wiring harness.
5. Install the plastic ties to retain the coolant heater cord to the wiring harness.
6. Notice: Refer to Fastener Notice in Service Precautions.
Install the coolant heater cord retainer and bolt.
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Tighten the coolant heater cord bolt to 8 Nm (71 inch lbs.).