MAGNUM TT170 2000: SERVICE BRAKES, AIR:CONTROLS

General Information

NHTSA Campaign ID Number: 02V013002

Make Model Year
MAGNUM TT170 2000
Date Received by ODI Date Added to Database
2002-02-04 2002-02-11

Manufacturers Involved: Kalmar Solutions, LLC

Component: SERVICE BRAKES, AIR:CONTROLS

Potential Number Of Units Affected: 181

Report Initiator: MFR MFR Report

Summary

ON CERTAIN TERMINAL TRACTORS BUILT WITH A STEERABLE AUXILIARY AXLE AND EQUIPPED WITH CERTAIN MERITOR-WABCO BRAKE SYSTEM TWO AND FOUR PORT RELAY VALVES, THE VALVE MAY STICK OPEN WHEN A HIGH-PRESSURE APPLICATION IS RELEASED.

Consequence

WHEN THE VALVE STICKS OPEN, IT CAN RESULT IN A TOTAL LOSS OF AIR FROM EITHER THE SERVICE OR THE PARK BRAKE SYSTEM. THE DRIVER MAY LOSE BRAKING ABILITY UNDER A SERVICE APPLICATION, POSSIBLY RESULTING IN A VEHICLE CRASH.

Remedy

DEALERS WILL REPLACE THESE VALVES. MERITOR WABCO IS CONDUCTING THE OWNER NOTIFICATION AND REMEDY FOR THIS CAMPAIGN. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT MERITOR WABCO AT 800-535-5560 OR KALMAR AT 903-759-5490.

Notes

ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT '1-888-327-4236'.