|
|
Content .. 1801 1802 1803 1804 ..
Fig. 41: View Of Exhaust Manifold, Gasket & Bolts 2. Clean the threads of the exhaust manifold bolts. 3. Apply a 5 mm (0.2 in) wide band of threadlock GM P/N 12345493 (Canadian P/N 10953488), or equivalent to the threads of the exhaust manifold bolts. 4. Install a NEW catalytic converter seal to the exhaust manifold. 5. Position the NEW exhaust manifold gasket and exhaust manifold to the cylinder head. 6. Ensure that the catalytic converter seal is seated to the catalytic converter. 7. Install the exhaust manifold bolts. Tighten:
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
1. Tighten the bolts a first pass to 15 N.m (11 lb ft). Tighten the exhaust manifold bolts beginning with the center 2 bolts. Alternate from side-to-side, and work toward the 2. Tighten the bolts a final pass to 20 N.m (15 lb ft). Tighten the exhaust manifold bolts beginning with the center 2 bolts. Alternate from side-to-side, and work toward the 8. Using a flat punch, bend the gasket tab at the rear of the gasket around the cylinder head edge. Fig. 42: View Of Oil Level Indicator, Tube Bolt, Indicator Tube & O-Ring Seal
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Courtesy of GENERAL MOTORS CORP. 9. Inspect the O-ring seal (421) for cuts or damage, replace as necessary. 10. Lubricate the O-ring seal (421) with clean engine oil. 11. Install the oil level indicator tube (420) to the engine block. 12. Install the oil level indicator tube bolt (419). Tighten: Tighten the bolt 25 N.m (18 lb ft). Fig. 43: Locating Spark Plug Wires 13. Install the spark plug wires (1) to the spark plugs. IMPORTANT: The O-ring seal may be reused if not cut or damaged.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
14. Install the spark plug wires to the ignition coils. 15. Inspect the spark plug wires for proper installation. 1. Push sideways on each boot in order to inspect the seating. 2. Reinstall any loose boot. 16. Install the right wheelhouse liner. Refer to Front Wheelhouse Liner Replacement - Right Side (GMC) or Front Wheelhouse Liner Replacement - Right Side 17. Fully raise and support the vehicle.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Content .. 1801 1802 1803 1804 ..
|
|
|