NHTSA Recall 78V254000
Filed by Volvo Trucks North America. Component: Service Brakes, Hydraulic. Reported 1978-11-20. An estimated 426 vehicles are affected. Recall repairs are free at any authorized dealer.
Defect
THE INVOLVED VEHICLES MAY HAVE BEEN ASSEMBLED WITH AN INCORRECTLY MANUFACTURED BRAKE MASTER CYLINDER TILTING VALVE. THESE DEFECTIVE TILTING VALVES MAY DEVELOP INTERNAL LEAKAGE WITH MANY BRAKE APPLICATIONS AND CAUSE HYDRAULIC BRAKE PRESSURE LOSS IN ONE OR BOTH VEHICLE BRAKE CIRCUITS.
What the manufacturer will do
DEALER WILL EQUIP ALL AFFECTED VEHICLES WITH THE CORRECT TILTING VALVES AT NO COST TO OWNER.
Notes
VEHICLE DESCRIPTION: TRUCKS.SYSTEM: SERVICE BRAKES; MASTER CYLINDER.CONSEQUENCES OF DEFECT: LOSS OF HYDRAULIC BRAKE PRESSURE WILL RESULT IN LOSS OFBRAKING EFFICIENCY WHICH COULD LEAD TO LOSS OF VEHICLE CONTROL AND AN ACCIDENT.