Chevrolet Silverado / GMC Sierra. Service manual — part 558

Fig. 119: Rocker Arm Shaft Bolts Loosening Sequence
Courtesy of GENERAL MOTORS CORP.

3. Remove the rocker arm shaft assembly bolts in the proper sequence.

4. Remove the rocker arm shaft assembly from the cylinder head.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 120: View Of Pushrods, Valve Spring Caps & Valve Lifter Bridges
Courtesy of GENERAL MOTORS CORP.

5. Remove the valve bridge pins.

6. Remove the valve bridges.

7. Remove the pushrods.

EXHAUST MANIFOLD REMOVAL - LEFT SIDE

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 121: View Of Exhaust Manifold Heat Shield (Left)
Courtesy of GENERAL MOTORS CORP.

1. Remove the exhaust manifold heat shield bolts.

2. Remove the exhaust manifold heat shield.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 122: Left Exhaust Manifold Bolts & Nuts Removal & Installation Sequence
Courtesy of GENERAL MOTORS CORP.

3. Remove the left exhaust manifold bolts and nuts in the proper sequence.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado