Chevrolet Silverado / GMC Sierra. Service manual — part 105

Fig. 341: Engine Wiring Harness Rear Bracket Nut & Stud Holding Engine Wiring
Harness Bracket
Courtesy of GENERAL MOTORS CORP.

17. Position the engine wiring harness.

18. Install the stud holding the engine wiring harness bracket.

19. Install the engine wiring harness rear bracket nut at the EVAP canister purge solenoid valve.

Tighten: Tighten the nut to 9 N.m (80 lb in).

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 342: View Of Junction Block Bracket Bolts
Courtesy of GENERAL MOTORS CORP.

20. Position the bracket and wiring harness.

21. Install the junction block bracket bolt.

Tighten: Tighten the bolt to 25 N.m (18 lb ft).

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 343: View Of Engine Wiring Harness Bracket & Nuts
Courtesy of GENERAL MOTORS CORP.

22. Install the engine wiring harness bracket to the studs.

23. Install the engine wiring harness bracket nuts.

Tighten: Tighten the nuts to 12 N.m (106 lb in).

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 344: View Of Ground Strap And CMP & Fuel Pump/Oil Pressure Sensor
Connectors
Courtesy of GENERAL MOTORS CORP.

24. Position the harness ground (4) and ground strap (5).

25. Install the harness ground bolt.

Tighten: Tighten the bolt to 16 N.m (12 lb ft).

26. Connect the following electrical connectors:

Knock sensor (1)

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado