Chevrolet Silverado / GMC Sierra. Service manual — part 1811

Fig. 72: View Of Exhaust Manifold Pipe, Gasket, Bolt & Manifold
Courtesy of GENERAL MOTORS CORP.

3. Install any necessary exhaust muffler insulators that were separated from the muffler.

4. Using the transmission jack, raise the transmission slightly.

5. Install the exhaust manifold pipe to exhaust manifold nuts.

Tighten: Tighten the nuts to 50 N.m (37 lb ft).

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

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

Fig. 73: View Of Exhaust Muffler, Exhaust Manifold Pipe, Gasket & Nuts
Courtesy of GENERAL MOTORS CORP.

6. Install the exhaust muffler to exhaust manifold pipe nuts (1).

Tighten: Tighten the nuts to 45 N.m (33 lb ft).

2008 Chevrolet Silverado 1500

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

Fig. 74: View Of Transmission Support Crossmember & Bolts
Courtesy of GENERAL MOTORS CORP.

7. Position the transmission support crossmember.

8. Install the transmission support crossmember bolts.

Tighten: Tighten the bolts to 95 N.m (70 lb ft).

2008 Chevrolet Silverado 1500

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

Fig. 75: Identifying Transmission Mount Nuts
Courtesy of GENERAL MOTORS CORP.

9. Using the transmission jack, lower the transmission onto the transmission support.

10. Install the transmission mount to transmission support nuts.

2008 Chevrolet Silverado 1500

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