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Lubricants . Fig. 77: Identifying Intake Manifold Bolt Tightening Sequence 4. Install the intake manifold bolts. Tighten: 1. Tighten the intake manifold bolts (1-10) a first pass in sequence to 5 N.m (44 lb in). 2. Tighten the intake manifold bolts (1-10) a final pass in sequence to 10 N.m (89 lb in). NOTE: Refer to Fastener Notice .
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 78: MAP Sensor 5. Install the fuel rail. Refer to Fuel Rail and Injectors Installation. 6. Lubricate the manifold absolute pressure (MAP) sensor grommet (715) with clean engine oil. 7. Install the grommet onto the MAP sensor (714). 8. Install the MAP sensor and retainer (736).
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 79: View Of PCV Dirty-Air Hose 9. Install the positive crankcase ventilation (PCV) hose - dirty air (716). FUEL RAIL AND INJECTORS INSTALLATION
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 80: Fuel Rail & Injectors 1. Lubricate the NEW fuel injector O-ring seals (532, 534) with clean engine oil. 2. Install the O-ring seals to the fuel injectors. 3. Install the fuel injectors (533) and retainers (521). CAUTION: Refer to Fuel Rail Stop Bracket Installation Caution . IMPORTANT: DO NOT use the fuel injector O-ring seals again. Install NEW fuel injector O-ring seals during assembly.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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