Engine Block Heater: Service and Repair

Block Heater-Gasoline Engines





Material

Removal and Installation
1. With the vehicle in NEUTRAL, position it on a hoist.
2. Drain the cooling system.





3. Disconnect the (A) block heater wiring from the (B) block heater.





4. Remove the block heater.

1 CAUTION: Do not loosen the block heater screw more than necessary for removal.

Loosen the screw.
2 Twist and slide the block heater to release the retainer clip and remove. Discard the retainer clip.

5. NOTE: To ease installation, coat the block heater seal and the cylinder block hole with grease.

To install, reverse the removal procedure.