NHTSA (USA)Critical
1999 BMW 540IANHTSA Campaign #99V005000
The official notice
Defect
VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH A 5HP24 AUTOMATIC TRANSMISSION. PREMATURE WEAR OF THE RING GEAR CAN OCCUR, LEADING TO THE LOSS OF 1ST, 2ND, 3RD, AND REVERSE GEARS.
Safety Risk
IF THIS PROBLEM OCCURS, THE CAR MAY NO LONGER OPERATE IN REVERSE, 1ST, 2ND, OR 3RD GEARS.
Remedy
DEALERS WILL REPLACE THE AUTOMATIC TRANSMISSION.
Updated June 10, 2026