MACK CV 2001: SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE
NHTSA Campaign ID Number: 02V018005
| Make | Model | Year |
|---|---|---|
| MACK | CV | 2001 |
| Date Owners Notified | Date Received by ODI | Date Added to Database |
| 2002-06-13 | 2002-04-26 | 2002-11-25 |
Production Dates: 2001-10-09 - 2001-11-28
Manufacturers Involved: Mack Trucks, Inc.
Manufacturer Campaign Number: SC274
Component: SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE
Potential Number Of Units Affected: 100
Report Initiator: MFR MFR Report
ON CERTAIN TRUCKS EQUIPPED WITH MERITOR WABCO PNEUMATIC ANITLOCK BRAKE SYSTEM "ABS" VALVE PACKAGES, THE ASSEMBLY BOLTS ON THESE VALVE PACKAGES WERE NOT TIGHTENED CORRECTLY.
BOLTS TORQUED BELOW SPECIFICATION WILL NOT RELIABLY PREVENT AIR LEAKAGE AT THE AFFECTED ABS VALVE PACKAGE INTERFACE JOINTS ONCE THE COMPONENT BEGINS NORMAL VEHICLE OPERATION. IF AIR LEAKS DEVELOP AT ANY OF THE ABS VALVE PACKAGE INTERFACE JOINTS, BRAKE SYSTEM PRESSURE REDUCTIONS COULD OCCUR DURING BRAKING OR NORMAL OPERATION WITH UNITS EQUIPPED WITH THE TRACTION CONTROL OPTION, POTENTIALLY EXTENDING STOPPING DISTANCES, POSSIBLY RESULTING IN A VEHICLE CRASH.
DEALERS WILL TIGHTEN THE FASTENERS TO THE PROPER SPECIFICATION. OWNER NOTIFICATION BEGAN JUNE 13, 2002. 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 1610-709-3337..
MACK TRUCK RECALL NO. SCO274. ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT '1-888-327-4236'.
