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NHTSA Campaign 04V220000

SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE

Issued by FREIGHTLINER LLC · Reported May 6, 2004 · 1,700 vehicles affected

What's wrong

ON CERTAIN TRUCKS, INCORRECT SPRINGS WERE INSTALLED IN THE EXHAUST PORT OF CERTAIN AIR MANAGEMENT UNIT (AMU) SOLENOID VALVES AND THEY MAY NOT TURN OFF AFTER ACTUATION.

Consequence

DEPENDING ON THE FUNCTION AFFECTED, THIS COULD RESULT IN REAR SUSPENSION AIR PRESSURE LOSS, MALFUNCTION OF THE ENGINE BRAKE, PERMANENT ENGAGEMENT OF THE REAR AXLE DIFFERENTIAL LOCK, OR PREVENT ENGAGEMENT OF THE FIFTH WHEEL SLIDE LOCK. IF THE WARNING INDICATORS IN THE DASH ARE NOT HEEDED, A CRASH COULD OCCUR.

Remedy

DEALERS WILL REPLACE THE AFFECTED VALVES. THE RECALL BEGAN JUNE 29, 2004. OWNERS SHOULD CONTACT FREIGHTLINER AT 1-800-547-0712.

Vehicles affected by this recall

Make Model Year Units
FREIGHTLINER BUSINESS CLASS M2 2004 1,700

Source: NHTSA Campaign 04V220000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.