pontiac Workshop Repair Guides

Pontiac Workshop Service and Repair Manuals

Coolant Heater Cord Replacement|Page 2234 > < Coolant Heater Cord Replacement|Page 2232
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Engine Block Heater: Service and Repair
Coolant Heater Replacement

Coolant Heater Replacement 

Removal Procedure 

1. Turn the ignition OFF.
2. Drain the engine cooling system. 
3. Raise and support the vehicle. Refer to Vehicle Lifting.
4. Remove the right front wheel. 
5. Remove the right engine splash shield. 

6. Remove the engine coolant heater cord from the engine coolant heater.
7. Loosen the coolant heater bolt/screw.

8. Remove the coolant heater.

Installation Procedure 

1. Apply GM P/N 9985164, or equivalent, to the coolant heater seal.

Coolant Heater Cord Replacement|Page 2234 > < Coolant Heater Cord Replacement|Page 2232