VOLVO F613 1978: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER

General Information

NHTSA Campaign ID Number: 78V254000

Make Model Year
VOLVO F613 1978
Date Owners Notified Date Received by ODI Date Added to Database
1978-11-27 1978-11-20 1979-10-12

Production Dates: 1977-03-01 - 1978-09-01

Manufacturers Involved: Volvo Trucks North America

Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER

Potential Number Of Units Affected: 426

Report Initiator: MFR MFR Report

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.

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.