51 47 490 Removing and installing / replacing front underbody protection

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2010 BMW M6, 2010 BMW 650i, 2009 BMW M6, 2009 BMW 650i, and 2008 BMW M6. However, it is still accessible from the selected car via links, so may be relevant.

All except M5:

Release screws (1 and 2) and pull out underbody protection (3) from under bumper trim.

Installation:

Ensure that seals are correctly seated.

Center underbody protection (3) and tighten down screws (1) and (2).

Fig 1: Pulling Out Underbody Protection From Under Bumper Trim

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

If necessary, remove catches (1) on cover (2).

Fig 2: Removing Catches

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Version with rough road package:

Release screws (1 and 2).

Feed out underbody protection (3) towards rear.

Installation:

Replace screws (1).

Tightening torque 51 71 20AZ. See BODY EQUIPMENT - TIGHTENING TORQUES .

Fig 3: Feeding Out Underbody Protection Towards Rear

Courtesy of BMW OF NORTH AMERICA, INC.

M5 only:

Release screws (1 and 2).

Release screws (3) at side from wheel arch trim.

Pull underbody protection (4) forward under bumper trim.

Installation:

Ensure that seals are correctly seated.

Center underside protection (4) and tighten down screws (1, 2 and 3).

Fig 4: Pulling Underbody Protection Forward Under Bumper Trim

Courtesy of BMW OF NORTH AMERICA, INC.