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Freightliner Business Class M2 Recall 04V220: Service Brakes, Air:Supply:Check Valve

NHTSA campaign 04V220, reported May 6, 2004, 1,700 vehicles potentially affected.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 04V220FREIGHTLINER LLC
Component
SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE
Problem
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.
Risk
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.
Notes
FREIGHTLINER RECALL NO. FL-423.CUSTOMERS CAN ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).

Affected vehicles

Freightliner Business Class M22004