Chevrolet Silverado / GMC Sierra. Service manual — part 1810

Courtesy of GENERAL MOTORS CORP.

5. Remove the transmission support crossmember bolts.

6. Remove the transmission support crossmember.

Fig. 68: View Of Exhaust Muffler, Exhaust Manifold Pipe, Gasket & Nuts
Courtesy of GENERAL MOTORS CORP.

7. Remove the exhaust muffler to exhaust manifold pipe nuts (1).

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 69: View Of Exhaust Manifold Pipe, Gasket, Bolt & Manifold
Courtesy of GENERAL MOTORS CORP.

8. Remove the exhaust manifold pipe to exhaust manifold nuts.

9. Using the transmission jack, lower the transmission slightly.

10. Separate any necessary exhaust muffler insulators so that the pipe may be separated from the

muffler.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 70: View Of Exhaust Manifold Pipe
Courtesy of GENERAL MOTORS CORP.

11. Remove the exhaust manifold pipe.

12. Discard the exhaust manifold pipe gasket.

Installation Procedure

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 71: View Of Exhaust Manifold Pipe
Courtesy of GENERAL MOTORS CORP.

1. Install a NEW exhaust manifold pipe gasket onto the muffler studs.

2. Install the exhaust manifold pipe.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Exhaust - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado