Aerostar 2WD V6-245 4.0L (1990)
Brake Master Cylinder: All Technical Service Bulletins
Recall 89V223000: Master Cylinder Replacement
INABILITY TO MAINTAIN PRESSURE IN THE SECONDARY SYSTEM OF THE MASTER CYLINDER (CONTROLS BRAKING OF REAR
WHEELS) COULD INCREASE BRAKE PEDAL TRAVEL AND REDUCE BRAKE PERFORMANCE AT TEMPERATURES LESS THAN 40
DEGREES. THIS WOULD CAUSE REDUCED BRAKING EFFECTIVENESS AND INCREASED STOPPING DISTANCE THAT COULD
RESULT IN A CRASH OR COLLISION. INSTALL NEW DESIGN MASTER CYLINDER INCORPORATING A REDESIGNED SEAL.
SYSTEM: BRAKES, MASTER CYLINDER.
VEHICLE DESCRIPTION: TRUCK, VAN.
1990 FORD TRUCK AEROSTAR
