Component Description
SERVICE BRAKES, AIR:CONTROLS
Manufacturer That Filed Defect/noncompliance Report
MACK TRUCKS, INCORPORATED
Begin Date Of Manufacturing
20000919
End Date Of Manufacturing
20010330
Vehicle, Equipment Or Tire Report
0
Potential Number Of Units Affected
8268
Date Owner Notified By MFR
20011116
Recall Initiator (MFR/OVSC/ODI)
MFR
Mfg
Mack Trucks, Inc.
Report Received Date
20010801
Record Creation Date
20010801
Regulation Part Number
Defect Summary
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS 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 Summary
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.
Corrective Summary
DEALERS WILL REPLACE THESE VALVES. OWNER NOTIFICATION BEGAN NOVEMBER 16, 2001. 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 MACK AT 1-610-709-3011 OR MERITOR WABCO AT 800-535-5560.
Recall Notes
ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).