NHTSA Campaign 88V085000

POWER TRAIN:DRIVELINE:CENTER SUPPORT BEARING

Issued by MACK TRUCKS, INCORPORATED · Reported May 23, 1988 · 203 vehicles affected

What's wrong

CLAMP PLATES USED BETWEEN THE DRIVE SHAFT AND CARRIER YOKES MAY CRACK AND COULD BREAK DUE TO IMPROPER HEAT TREATMENT.

Consequence

IF CLAMP PLATE BREAKS, YOKE WOULD FLY OFF AT DETACHEDPOINT AND COULD INJURY ANYONE STRUCK BY FLYING FRAGMENTS. ALSO, THE DETACHEDINNER SHAFT COULD INTERFERE WITH THE BRAKE SYSTEM AIR SUPPLY HOSES AND TRACTORTIRES, WHICH COULD RESULT IN LOSS OF TRUCK CONTROL AND AN ACCIDENT.

Remedy

INSTALL NEW CLAMPING PLATES AND CAPSCREWS IN ALL LOCATIONS AS NEEDED.

Vehicles affected by this recall

Make Model Year Units
MACK DM SERIES 1988 203
MACK DMM SERIES 1988 203
MACK R SERIES 1988 203
MACK RD SERIES 1988 203
MACK RM SERIES 1988 203
MACK U SERIES 1988 203

Source: NHTSA Campaign 88V085000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.