FREIGHTLINER BUSINESS CLASS M2 2004: SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE

General Information

NHTSA Campaign ID Number: 04V220000

Make Model Year
FREIGHTLINER BUSINESS CLASS M2 2004
Date Owners Notified Date Received by ODI Date Added to Database
2004-06-29 2004-05-06 2004-05-11

Production Dates: 2003-10-07 - 2004-02-16

Manufacturers Involved: FREIGHTLINER LLC

Manufacturer Campaign Number: FL-423

Component: SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE

Potential Number Of Units Affected: 1700

Report Initiator: MFR MFR Report

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'.