United States 98V281000
FREIGHTLINER LLC
The problem
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH AUTOMATIC TRANSMISSIONS AND AN OPTIONAL SHIFT SELECTOR WITH A PARK BRAKE POSITION. THESE VEHICLES DO NOT COMPLY WITH THE EMERGENCY BRAKE SYSTEM REQUIREMENTS OF FMVSS NO. 121, "AIR BRAKE SYSTEM." IF THE SECONDARY AIR SYSTEM IS DRAINED, THE SPRING BRAKES WILL APPLY AND THE ABILITY TO APPLY, RELEASE, AND MODULATE THE SERVICE BRAKES WILL BE LOST.
Risk
INCREASED BRAKING EFFORT WILL BE REQUIRED, INCREASING THE RISK OF A CRASH.
What owners should do
DEALERS WILL REPAIR THE BRAKE SYSTEM ON THESE VEHICLES.
Units 348