Chevrolet Silverado / GMC Sierra. Service manual — part 1683

Courtesy of GENERAL MOTORS CORP.

8. Connect the coolant heater cord electrical connector.

Fig. 273: View Of Oil Pan Skid Plate & Bolts
Courtesy of GENERAL MOTORS CORP.

9. Position and install the oil pan skid plate and bolts, if equipped.

Tighten: Tighten the bolts to 20 N.m (15 lb ft).

10. Lower the vehicle.

COOLANT HEATER CORD REPLACEMENT (LY6)

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Removal Procedure

Fig. 274: View Of Oil Pan Skid Plate & Bolts
Courtesy of GENERAL MOTORS CORP.

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

2. Remove the front 2 oil pan skid plate bolts, loosen the 2 rear bolts and remove the skid

plate, if equipped.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 275: View Of Coolant Heater Cord
Courtesy of GENERAL MOTORS CORP.

3. Disconnect the coolant heater cord electrical connector.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 276: View Of Coolant Heater Cord, Clip Retainer & Bolt
Courtesy of GENERAL MOTORS CORP.

4. Remove the coolant heater cord clip (1) from the front brake front pipes.

5. Remove the coolant heater cord clip retainer (2) from the frame.

6. Lower the vehicle.

7. Remove the coolant heater cord bolt (3) from the frame.

8. Remove the coolant heater cord from the vehicle.

Installation Procedure

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado