Installation Procedure

NOTE: The originally equipped exhaust extension pipe can be cut and reused when replacing a rear muffler. Only reuse if the extension pipe is in an acceptable condition.

Clean the threads of the rear exhaust assembly with a suitable cleaning solvent.

Fig 1: View Of Right Rear Muffler

Courtesy of GENERAL MOTORS CORP.

Install the right rear muffler (1) to the vehicle.

Fig 2: Identifying Right Rear Muffler To Intermediate Exhaust Assembly Retaining Bolts

Courtesy of GENERAL MOTORS CORP.

Align the right rear muffler (1) to the intermediate exhaust assembly (3).

CAUTION: Refer to Fastener Caution .

Install the right rear muffler to intermediate exhaust assembly retaining bolts (2) and tighten to 45 N.m (33 lb ft).

Fig 3: Identifying Rear Insulator Hanger To Body Retaining Bolts

Courtesy of GENERAL MOTORS CORP.

Install the rear insulator hanger to body retaining bolts (1) and tighten to 26 N.m (19 lb ft).
Make sure that the exhaust system is clear of all other components and chassis. If the exhaust system is not clear of all the other components loosen all retaining nuts and re-align. Refer to Exhaust System Alignment .
Lower the vehicle.