NHTSA Campaign 93V070000

SERVICE BRAKES, AIR

Issued by FREIGHTLINER CORP. · Reported Apr 26, 1993 · 160 vehicles affected

What's wrong

THE EXHAUST PORT IN THE UP POSITION ALLOWS WATER TO ENTER THE AIR BRAKE SYSTEM, WHICH CAN BLOCK THE AIR BRAKE SYSTEM IN FREEZING CONDITIONS.

Consequence

BLOCKAGES IN THE AIR BRAKE SYSTEM CAN BLOCK THE EXHAUSTFROM THE BRAKE CHAMBERS AFTER SERVICE BRAKE APPLICATION, CAUSING THE BRAKES TODRAG AND POSSIBLY OVERHEAT ON EITHER SIDE OF THE DRIVE AXLES. THIS COULDINCREASE STOPPING DISTANCE AND RESULT IN A VEHICLE ACCIDENT.

Remedy

INVERT THE BRAKE VALVES SO THE EXHAUST PORTS ARE DOWN.

Vehicles affected by this recall

Make Model Year Units
FREIGHTLINER FREIGHTLINER 1992 160

Source: NHTSA Campaign 93V070000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.