Chevrolet Silverado / GMC Sierra. Manual — part 39

10. Tighten the intake manifold - lower bolts in the sequence shown.

Tighten:

1. Tighten the bolts a first pass to 3 N.m (27 lb in).

2. Tighten the bolts a second pass to 12 N.m (106 lb in).

3. Tighten the bolts a final pass to 15 N.m (11 lb ft).

Fig. 98: View Of Power Steering Pump Bracket
Courtesy of GENERAL MOTORS CORP.

torque the intake manifold bolts using the 3 step method.
Failing to do so may distort the crankshaft bearing bore
alignment and cause damage to the crankshaft bearings.

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

11. Slide the P/S pump bracket rearward.

12. Install the bolts and the nut for the P/S pump bracket.

13. Install the P/S pump rear bracket front nut.

14. Tighten the P/S pump rear bracket nut.

Tighten: Tighten the bolts and nuts to 41 N.m (30 lb ft).

15. Install the drive belt. Refer to Drive Belt Replacement.

Fig. 99: View Of Water Pump Inlet Hose & Clamps
Courtesy of GENERAL MOTORS CORP.

16. Install the water pump inlet hose.

17. Position the water pump inlet hose clamps.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 100: View Of Radiator Inlet Hose, Clamps & Thermostat Housing
Courtesy of GENERAL MOTORS CORP.

18. Install the radiator inlet hose to the thermostat housing.

19. Position the radiator inlet hose clamps.

20. Connect the power brake booster vacuum hose to the vacuum fitting.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 101: Locating PCV Valve Hose At Valve & Rocker Cover
Courtesy of GENERAL MOTORS CORP.

21. Install the PCV valve hose to the valve cover and rocker cover.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado