Service Brakes, Hydraulic:foundation Components:disc:caliper

NHTSA recall 91V123000 · announced July 16, 1991 · filed by General Motors Corp. · 3,085 units affected

The problem

BRAKES MAY HAVE MISSING REAR AXLE OUTER BEARING RETAINING RING AND OR GREATER THAN SPECIFIED BEARING END PLAY. EITHER CONDITION ALLOWS THE ROTOR AND HUB ASSEMBLY TO SHIFT POSITION RELATIVE TO THE SPINDLE. THIS MOVEMENT CAN CAUSE BRAKE CALIPER PISTON RECEDE FARTHER THAN NORMAL INTO THE PISTON BORE WHICH WOULD REQUIRE GREATER THAN NORMAL BRAKE FLUID DISPLACEMENT WHEN THE SERVICE BRAKES ARE APPLIED.

The risk

THIS CONDITION LEADS TO INCREASED STOPPING DISTANCE, ANDSHOULD MINIMUM STOPPING DISTANCE BE REQUIRED, IT COULD RESULT IN AN ACCIDENTWITHOUT WARNING.

What to do

REPLACE BOTH REAR AXLE HUBS.

Notes

SYSTEM: HYDRAULIC BRAKES.VEHICLE DESCRIPTION: P3 MOTORHOME CHASSIS WITH MODEL 80 REAR AXLE AND 4 WHEELDISC BRAKES.

Vehicles covered by this recall

• 1990 Chevrolet P3
• 1991 Chevrolet P3
• 1990 Gmc P3

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