SERVICE BRAKES, AIR:ANTILOCK
Jul 24, 1991
519 units potentially affected
The defect: THE PRIMARY SERVICE BRAKE SYSTEM AND THE AUXILIARY BRAKE SYSTEMS ARE FED BY A SINGLE CIRCUIT WHICH MAY RENDER THE EMERGENCY BRAKE SYSTEM INOPERATIVE IF THE PRIMARY BRAKE CIRCUIT FAILS; TRUCKS DO NOT COMPLY WITH FMVSS 121.
The risk: IN THE EVENT OF A PRIMARY BRAKE CIRCUIT FAILURE, THETRUCK WOULD BE UNABLE TO USE AUXILIARY BRAKING TO STOP, WHICH COULD RESULT IN AVEHICLE CRASH.
The remedy: INSTALL HARDWARE TO ENSURE THE EMERGENCY BRAKE SYSTEM WORKS INDEPENDENTLY OF THE PRIMARY BRAKE SYSTEM.
LABRIE EQUIPMENT LTD.View on NHTSA.gov