NHTSA (USA)Critical
2004 FORD F-750NHTSA Campaign #03V319000
The official notice
Defect
CERTAIN MEDIUM DUTY CHASSIS CABS FAIL TO COMPLY TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS." THE AIR BRAKE LINES MAY BE MISROUTED BETWEEN THE PRIMARY AND SECONDARY RESERVOIR TANKS OF THE AIR BRAKE SYSTEM.
Safety Risk
IF THE AIR BRAKE LINES ARE MISROUTED, AND THE AIR BRAKE SYSTEM EXPERIENCES A LOSS OF AIR FROM THE PRIMARY AIR TANK, THE VEHICLE WILL NOT HAVE SERVICE AIR BAKE FUNCTION, INCREASING THE RISK OF A CRASH.
Remedy
FORD WILL INSPECT THE AIR BRAKE LINE ROUTING AND IF NECESSARY, REPAIR THE VEHICLE. OWNER NOTIFICATION BEGAN ON SEPTEMBER 12, 2003. OWNERS SHOULD CONTACT FORD AT 1-800-248-0186.
Updated June 10, 2026