VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS AND SCHOOL BUS CHASSIS EQUIPPED WITH TIE ROD ASSEMBLIES CONTAINING 24-DL MODEL BALL SOCKETS AND MANUFACTURED BY TRW. CERTAIN OF THE TIE ROD BALL-SOCKET BEARINGS HAVE A BELOW-SPECIFICATION CASE DEPTH AND/OR HARDNESS, WHICH CAN LEAD TO PREMATURE WEAR OF THE SOCKET.
IF THIS CONDITION OCCURS, THE DRIVER CAN LOSE PARTIAL CONTROL OF THE RIGHT FRONT WHEEL, POSSIBLY RESULTING IN A CRASH.
DEALERS WILL REPLACE THE DEFECTIVE BALL SOCKETS AND/OR DRAG LINKS. OWNER NOTIFICATION BEGAN APRIL 24, 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 CHEVROLET AT 1-800-222-1020 OR GMC AT 1-800-462-8782.
GM RECALL NO. 01030.ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).