NHTSA (USA)Critical
2004 BMW X5NHTSA Campaign #03V475000
The official notice
Defect
ON CERTAIN SPORT UTILITY VEHICLES, THE BOLTS THAT HOLD THE FRONT DIFFERENTIAL, THE RIGHT OUTPUT SHAFT HOUSING FLANGE AT THE ENGINE, AND THE RIGHT-HAND ENGINE SUPPORT MAY BE INSUFFICIENTLY TIGHTENED.
Safety Risk
WITH PROLONGED DRIVING, THESE BOLTS COULD BECOME LOOSE, CAUSE DAMAGE TO THE ENGINE AND TRANSMISSION HOUSINGS. THE RIGHT OUTPUT SHAFT COULD BECOME DISCONNECTED, AFFECTING THE ABILITY TO CONTROL THE VEHICLE, WHICH COULD RESULT IN A CRASH.
Remedy
DEALERS WILL INSPECT AND RETIGHTEN THE DRIVETRAIN FASTENERS. OWNER NOTIFICATION BEGAN NOVEMBER 28, 2003. OWNERS SHOULD CONTACT BMW AT 1-800-831-1117.
Updated June 10, 2026