51 47... Removing and installing/replacing left or right underbody panelling

NOTE: Work is shown on the E92/M3 by way of example.
There may be differences in detail in the case of other vehicle models.

Release screws (1 and 2).

Release plastic nuts (3).

Release expander rivet (4) and remove underbody panelling.

Installation:

If necessary, replace faulty expander rivet (4).

Make sure underbody panelling is correctly seated.

Fig 1: Identifying Expander Rivet, Plastic Nuts, And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement

Release expander rivets (1) and modify lip (2)
If necessary, replace faulty expander rivets (1)

Fig 2: Identifying Lip And Expander Rivets

Courtesy of BMW OF NORTH AMERICA, INC.

Necessary preliminary tasks

Only if removing left underbody panelling:

NOTE: Work shown on 320d by way of example, deviations in detail are possible in other models.

Release plastic nuts.

Release screws (1, 2 and 3).

Release expansion rivet (4).

Installation:

Replace faulty expander rivets.

Make sure underbody panelling is correctly seated.

Fig 1: Identifying Expansion Rivet And Screws

Courtesy of BMW OF NORTH AMERICA, INC.