Chevrolet Silverado / GMC Sierra. Manual - part 210
10. Tighten the lower intake manifold bolts.
Tighten:
1. Tighten the bolts on the first pass in sequence (1-8) to 3 N.m (27 lb in).
2. Tighten the bolts on the second pass in sequence (1-8) to 12 N.m (106 lb in).
3. Tighten the bolts on the final pass in sequence (1-8) to 15 N.m (11 lb ft).
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 705: Evaporative Emission Canister Solenoid Valve & Harness
Courtesy of GENERAL MOTORS CORP.
11. Connect the evaporative emission (EVAP) canister solenoid valve harness.
1. Push the elbow inward until the quick connect snaps into place.
2. Pull the elbow outward in order to ensure proper connection.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 706: Oil Pump Drive Shaft & Gasket
Courtesy of GENERAL MOTORS CORP.
12. Install a NEW oil pump drive shaft gasket onto the oil pump drive shaft.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 707: View Of Oil Pump Drive Shaft
Courtesy of GENERAL MOTORS CORP.
13. Install the oil pump drive shaft and oil pump drive shaft clamp.
14. Install the oil pump drive shaft bolt.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado