NHTSA (USA)Critical
2000 BUICK LESABRENHTSA Campaign #99V238000
The official notice
Defect
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE BRAKE BOOSTER TO PEDAL ASSEMBLY ATTACHMENT NUTS MAY BE LOOSE.
Safety Risk
IF THESE NUTS ARE LOOSE, THE BRAKE PEDAL MAY BE LOW, THE ASSEMBLY MAY BE LOOSE, THE BRAKES MAY NOT RELEASE, AND IF THE NUTS BACK COMPLETELY OFF, BRAKING MAY BE LOST. ALSO FUME AND WATER INTRUSION TO THE PASSENGER COMPARTMENT CAN OCCUR.
Remedy
DEALERS WILL REPLACE ANY MISSING BRAKE BOOSTER TO BRAKE PEDAL ASSEMBLY NUTS AND TIGHTEN ALL FOUR (4) NUTS TO SPECIFIED TORQUE.
Updated June 10, 2026