Sierra 2500 4WD V8-6.0L (2008)
Engine Block Heater: Service and Repair
Coolant Heater Cord Replacement (LH6, LMG, LY2 and LY5)
Coolant Heater Cord Replacement (LH6, LMG, LY2 and LY5) (5.3L,4.8L and 6.0L)
Removal Procedure
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Remove the oil pan skid plate bolts and plate, if equipped.
3. Disconnect the coolant heater cord electrical connector.
