OFFICIAL NHTSA RECALL
04V220000
Service Brakes, Air:supply:check Valve
Reported May 6, 2004 · FREIGHTLINER LLC
Summary
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.
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).
This campaign page uses the representative official campaign record. Applicability-specific source variants appear on the linked vehicle pages. Recall counts refer to campaigns, not affected vehicles.
Vehicle entries in this campaign
This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗