Chevrolet and Gmc Recall 86V086000: Service Brakes, Hydraulic, Fluid

NHTSA recall 86V086000 · announced July 7, 1986 · filed by General Motors Corp. · 4,299 units affected

The problem

SEVERE BRAKE CHATTER MAY CAUSE THE BRAKE CHAMBER MOUNTING BRACKETS ON EITHER SIDE TO DEVELOP CRACKS IN THE WELD AREA WHERE THE S-CAM SHAFT TUBE ATTACHES TO THE CHAMBER SUPPORT SECTION. CONSEQUENCE OF DEFECT: BRACKETS CAN BREAK, RESULTING IN LOSS OF BRAKING ABILITY AT THE FRONT WHEEL, AND POSSIBLY RESTRICT STEERING, WHICH COULD LEAD TO A VEHICLE CRASH WITHOUT PRIOR WARNING.

What to do

AS NECESSARY, REPLACE FRONT BRAKE CHAMBER MOUNTING BRACKETS AND INSTALL A FRONT BRAKE LIMITING VALVE.

Official NHTSA recall notice →

Notes

SYSTEM: BRAKES. VEHICLE DESCRIPTION: SCHOOL BUSES EQUIPPED WITH A 7500 LB. FRONT AXLE AND WITHOUT A FRONT BRAKE LIMITING VALVE.

Vehicles covered by this recall

• 1983 Chevrolet B6p042
• 1984 Chevrolet B6p042
• 1985 Chevrolet B6p042
• 1986 Chevrolet B6p042
• 1983 Gmc B6p042
• 1984 Gmc B6p042
• 1985 Gmc B6p042
• 1986 Gmc B6p042

Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.