VEHICLE DESCRIPTION: CERTAIN HEAVY DUTY TRUCKS FAIL TO COMPLY WITH REQUIREMENTS OF FMVSS NO. 121, "AIR BRAKE SYSTEMS." A SECONDARY BRAKE LINE THAT CONNECTS THE FOOT VALVE WITH THE SPRING BRAKE VALVE…
VEHICLE DESCRIPTION: IN BELOW FREEZING OPERATING CONDITIONS, THE AIR-PRESSURE ACTUATED BRAKE LIGHT SWITCH THAT IS MOUNTED OUTSIDE THE CAB ON THE FRONT COWL, ON CERTAIN HEAVY DUTY TRUCKS, MAY NOT ACTIVATE DURING…
VEHICLE DESCRIPTION: HEAVY DUTY 6X4 TRUCKS EQUIPPED WITH CHALMERS 800 SERIES SUSPENSION KITS. THESE SUSPENSION KITS MAY HAVE INSUFFICIENT PENETRATION OF THE WELD ATTACHING THE TORQUE ROD EYE TO THE TORQUE ROD…