Chevrolet Silverado / GMC Sierra. Service manual - part 1731

Fig. 102: View Of Fuse Cover & Connectors
Courtesy of GENERAL MOTORS CORP.

6. Remove the mega fuse cover (3).

7. Disconnect the auxiliary battery positive cable electrical connector (2) from the engine

wiring harness connector.

8. Remove the relay (1) clip from the stud on the front of dash.

2008 Chevrolet Silverado 1500

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

Fig. 103: View Of Positive Cable Nut, Jumper Cable Terminal & Fuse Nut
Courtesy of GENERAL MOTORS CORP.

9. Remove the auxiliary battery positive cable nut (1) from the mega fuse holder.

10. Remove the generator battery jumper cable nut (3) from the mega fuse holder.

11. Remove the generator battery jumper cable terminal (2) from the mega fuse stud.

12. Remove the auxiliary battery positive cable from the mega fuse holder.

2008 Chevrolet Silverado 1500

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

Fig. 104: View Of Battery Cable Nuts, Retainers & Bolts
Courtesy of GENERAL MOTORS CORP.

13. Disconnect auxiliary battery positive cable electrical connector (1) from the auxiliary

battery relay.

14. Reposition the auxiliary battery positive cable boot (5).

15. Remove the auxiliary battery positive cable nut (4) and cable from the battery relay.

16. Remove the auxiliary battery positive cable retainer (2) from the stud on the front of dash.

17. Remove the auxiliary battery positive cable push nuts (6).

2008 Chevrolet Silverado 1500

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

Fig. 105: View Of Auxiliary Battery Positive Cable
Courtesy of GENERAL MOTORS CORP.

18. Remove the auxiliary battery positive cable from the vehicle.

Installation Procedure

2008 Chevrolet Silverado 1500

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