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Home >> BMW >> 2009 >> M3 2D Convertible, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 71 (Heating And Air Conditioning - Repair - E90) >> Auxiliary Heater With Control Elements >> 64 12 089 Removing and installing or replacing muffler/silencer

64 12 089 Removing and installing or replacing muffler/silencer

WARNING: This page is about a different variant/trim than selected.
WARNING: Scalding hazard!
Work on independent heating may only be carried out when it has cooled down.

Necessary preliminary tasks 

Release screws (1, 2) and remove muffler/silencer (3).

Tightening torque 64 12 1AZ .

Fig 1: Identifying Muffler/Silencer With Screws
G04727849Courtesy of BMW OF NORTH AMERICA, INC.