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 Left Rear Muffler

Courtesy of GENERAL MOTORS CORP.

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

Fig 2: Rear Muffler Retaining Bolts

Courtesy of GENERAL MOTORS CORP.

CAUTION:

Refer to Fastener Caution .

Install the left rear muffler (3) to intermediate exhaust assembly retaining bolts (1) with a NEW gasket (2).
Tighten

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

Fig 3: Left Rear Insulator Hanger And Body Retaining Bolts

Courtesy of GENERAL MOTORS CORP.

Install the rear insulator hanger to body retaining bolts (1).
Tighten

Tighten the bolts 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.
Lower the vehicle to the ground.