NHTSA Campaign 87V112000
SERVICE BRAKES, AIR:CONTROLS, PEDALS AND LINKAGES
Issued by GENERAL MOTORS CORP. · Reported Jul 20, 1987 · 166 vehicles affected
What's wrong
THE BRAKE INTERLOCK SHUTTLE VALVE ASSEMBLY COULD UNDER A HEAVY SERVICE BRAKE APPLICATION FRACTURE OR FRAGMENT THE INTERNAL SHUTTLE PISTON.
Consequence
THE FRACTURE OR FRAGMENTION OF THE INTERLOCK SHUTTLEVALVE PISTON COULD RESULT IN PARTIAL OR COMPLETE LOSS OF REAR BRAKING. AREDUCTION IN BRAKING ABILITY COULD RESULT IN A VEHICLE CRASH WITHOUT PRIORWARNING.
Remedy
NEW IMPROVED BRAKE INTERLOCK SHUTTLE ASSEMBLY WILL BE INSTALLED.
Vehicles affected by this recall
| Make | Model | Year | Units |
|---|---|---|---|
| GMC | T8H | 1986 | 166 |
| GMC | TC4 | 1987 | 166 |
Source: NHTSA Campaign 87V112000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.