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Home >> BMW >> 2009 >> 650i 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1798 (Exhaust System - Repair) >> Exhaust System >> 18 12 030 Removing and installing/replacing rear muffler (N62)

18 12 030 Removing and installing/replacing rear muffler (N62)

WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required: 

WARNING: Scalding hazard!
Only perform these tasks on an engine that has cooled down.

Support final muffler with special tool 31 2 220. 

Fig 1: Identifying Special Tool (31 2 220)
G04725872Courtesy of BMW OF NORTH AMERICA, INC.

While installed, mark cutting line (arrows) with aid of replacement muffler on faulty rear muffler.

Fig 2: Locating Cutting Line Mark
G04766263Courtesy of BMW OF NORTH AMERICA, INC.

Cut exhaust pipes with special tool 00 2 210  at marked points and deburr.

Fig 3: Identifying Special Tool (00 2 210)
G05511003Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts.

Fig 4: Identifying Flanged Nut
G04766265Courtesy of BMW OF NORTH AMERICA, INC.

Detach hose (1) of vacuum unit.

Release nut and final muffler.

Fig 5: Locating Vacuum Unit Hose
G05511005Courtesy of BMW OF NORTH AMERICA, INC.

Connect final muffler to center muffler.

Align clamp and tighten down.

Fig 6: Aligning Clamp
G04725877Courtesy of BMW OF NORTH AMERICA, INC.