OFFICIAL NHTSA RECALL
78V254000
Service Brakes, Hydraulic:foundation Components:master Cylinder
Reported Nov 20, 1978 · VOLVO OF AMERICA CORP.
Summary
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.
Consequence
Not supplied in the source record.
Remedy
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.
This campaign page uses the representative official campaign record. Applicability-specific source variants appear on the linked vehicle pages. Recall counts refer to campaigns, not affected vehicles.
Vehicle entries in this campaign
This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗