NHTSA recall campaign
77V055000
ManufacturerMERCEDES-BENZ USA, INC.Reported1977-04-19Affected449 vehicles
What was wrong
Defect
AN AIR LEAK COULD DEVELOP THROUGH THE PISTON SHAFT SEAL RING WHICH SEALS THE INSIDE OF THE BRAKE BOOSTER FROM THE ATMOSPHERE. THIS COULD RESULT IN A REDUCTION IN BRAKE BOOSTER ASSIST, NECESSITATING INCREASED BRAKE PEDAL PRESSURE.
Manufacturer remedy
DEALER WILL REPLACE THE DEFECTIVE SEAL WITH AN IMPROVED VERSION AT NO CHARGE TO OWNER.
To check whether your specific VIN is covered and to find a participating dealer, look this campaign up on NHTSA.gov →