Chevrolet Silverado / GMC Sierra. Service manual — part 1717

Fig. 47: View Of Negative Battery Cable, Clip, Wiring Harness Ground & Bolt
Courtesy of GENERAL MOTORS CORP.

1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection

and Connection (w/Single Battery) or Battery Negative Cable Disconnection and
Connection (w/Auxiliary Battery) or Battery Negative Cable Disconnection and

2008 Chevrolet Silverado 1500

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

Connection (w/Dual Batteries).

2. Remove the negative battery cable clip (1) from the positive and negative cable bracket.

3. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .

4. Remove the engine wiring harness ground bolt (3).

5. Reposition the engine wiring harness ground (4) and remove the negative battery cable (2)

from the engine block.

Fig. 48: View Of Negative Battery Cable
Courtesy of GENERAL MOTORS CORP.

6. Lower the vehicle.

2008 Chevrolet Silverado 1500

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

7. Remove the negative battery cable from the vehicle.

Installation Procedure

Fig. 49: View Of Negative Battery Cable
Courtesy of GENERAL MOTORS CORP.

1. Install the negative battery cable to the vehicle.

2. Raise the vehicle.

2008 Chevrolet Silverado 1500

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

Fig. 50: View Of Negative Battery Cable, Clip, Wiring Harness Ground & Bolt
Courtesy of GENERAL MOTORS CORP.

3. Position the negative battery cable (2) to the engine block and position the engine wiring

harness ground (4) on top of the negative battery cable terminal.

2008 Chevrolet Silverado 1500

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