Chevrolet Silverado / GMC Sierra. Manual — part 27

Fig. 51: Locating PCV Valve Hose At Valve & Rocker Cover
Courtesy of GENERAL MOTORS CORP.

12. Remove the positive crankcase ventilation (PCV) valve hose from the valve and rocker

cover.

13. Disconnect the power brake booster vacuum hose from the vacuum fitting.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 52: Upper Intake Manifold
Courtesy of GENERAL MOTORS CORP.

14. Remove the intake manifold - upper studs.

15. Remove the front 2 throttle body studs.

16. Remove the intake manifold - upper.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 53: Intake Manifold Upper Gasket
Courtesy of GENERAL MOTORS CORP.

17. Remove and discard the intake manifold - upper gasket.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 54: Fuel Meter Body O-Ring Seal
Courtesy of GENERAL MOTORS CORP.

18. Remove and discard the O-ring seal from the fuel meter body.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado