Coolant Heater Cord Replacement (LMM)

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Coolant Heater Cord (LMM)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the front 2 oil pan skid plate bolts. Loosen the 2 rear bolts and remove the skid plate, if equipped.
1	Disconnect the heater plug from the engine block.
2	Cut bands and/or tape holding heater cord harness to starter cable harness, being careful not to damage harness while removing tie straps.
3	Remove the heater cord harness.