Installation Procedure

Fig 1: View Of Left & Right Mufflers & Hangers

Courtesy of GENERAL MOTORS CORP.

Using a wire brush, clean the contact area of the intermediate pipe for the muffler.
Install the right muffler (2) to the rear exhaust hanger (3).
On the 7.0L engines, connect the vacuum line to the muffler assembly.
Install the intermediate pipes. Refer to Intermediate Pipe Replacement (6.0L) or Intermediate Pipe Replacement (7.0L) .
Install removed rear suspension components. Refer to Crossmember Replacement - Rear Suspension .