Mack Ch 1988

Model Ch made in 1988 by Mack got 6 recalls. There were some recalls concerningpower train, seat belts and steering.

Model 1988

Recalls


CampaignManufacturerManufacturing dateType# of units affectedDate Owner notified MfgRecall Initiated byManufacturers of recalled vehicles/productsReport Recieved DateRecord Creation DateRegulation Part NumberFMVSS Number
POWER TRAIN - DRIVELINE - CENTER SUPPORT BEARING
94V216000MACK TRUCKS, INCORPORATEDfrom 07/01/1988 to 03/01/1993V (Vehicle)1772004/03/1995MFRMACK TRUCKS, INC11/01/199411/22/1994
Defect SummaryThe driveshaft center bearing support bracket can crack and break.
Consequence SummaryIf this happens, the driveshaft will wobble and can separate. separation can result in damage to other components of the vehicle or loose fragments can fall onto the roadway presenting a hazard to other drivers.
Corrective SummaryDealers will replace the center bearing hanger bracket.
NotesSystem: powertrain; driveline; bracket; support; center shaft.vehicle description: class 8 heavy trucks.note: if the vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided free of charge within a reasonable time or the remedy does not correct the defect, contact mack trucks at 1-610-439-3011. also, contact the national highway traffic safety adminstration's auto safety hotline at 1-800-424-9393.
SEAT BELTS - FRONT - ANCHORAGE
91V112000MACK TRUCKS, INCORPORATEDfrom 07/01/1988 to 06/01/1991V (Vehicle)400010/11/1991MFRMACK TRUCKS, INC06/25/199106/28/1991571210
Defect SummaryLap and shoulder seat belt arrangement for fixed (non-suspension) seats does not meet the seat belt loading requirements of fmvss 210. the inboard clinch nut in cab sill, where the buckle for the shoulder and lap belt is mounted, pulled out of the sill during the tests. consequence of defect: if seat belt anchirage fails, the seat occupant faces an increased risk of injury in an accident or sudden stop.
Consequence Summary
Corrective SummaryRelocate the inboard seat belt mounting from top of the sill to the forward flange of the sill on the cab floor, and add a 3mm fillet weld around the 2 inboard clinch nuts.
NotesSystem: safety belt anchorages; fmvss 210.vehicle description: heavy trucks.
STEERING - LINKAGES
90V048000MACK TRUCKS, INCORPORATEDfrom 07/01/1988 to 02/01/1990V (Vehicle)669606/27/1990MFRMACK TRUCKS, INC03/12/199003/15/1990
Defect SummaryThe upper and lower pinch bolt on the steering pitman arm and the lower pinch bolt connection on shephard power gears were not torqued correctly.
Consequence SummaryPinch bolt could loosen and break; this could cause loss of truck steering control and result in a crash.
Corrective SummaryInstall english hex head bolts and flat washers; torque pinch bolts to specifications.
NotesSystem: steering wheel arm pinch bolt.vehicle description: heavy-duty trucks with trw power and manual gears and sheppard power gears.
STEERING - WHEEL AND HANDLE BAR
89V086000MACK TRUCKS, INCORPORATEDfrom 08/01/1987 to 04/01/1989V (Vehicle)1600008/09/1989MFRMACK TRUCKS, INC05/22/198906/09/1989
Defect SummarySteering wheel retaining nuts may have been improperly installed and/or torqued.
Consequence Summary
Corrective SummaryRenew and retorque steering wheel retaining nuts.
NotesSystem: steering wheel retaining nuts.vehicle description: heavy duty trucks. consequence of defect: this could cause steering wheel disengagement from the steering column with loss of steering control which could result in anaccident.
TRAILER HITCHES - FIFTH WHEEL ASSEMBLY
00V019003MACK TRUCKS, INCORPORATED V (Vehicle)9006/22/2000ODIMACK TRUCKS, INC05/11/200005/11/2000
Defect SummaryVehicle description: heavy duty class 8 trucks equipped with fontaine fifth wheel assemblies. the fifth wheel mounting plates can crack.
Consequence SummaryUnder the trailer loading, the mounting plate could eventually fail due to fatigue.
Corrective SummaryDealers will inspect and replace the mounting plates that are cracked.
NotesMack recall no. sco259.owner notification began june 22, 2000.owner notification is expected to begin 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. also contact the national highway traffic safety administration's auto safety hotline at 1-888-dash-2-dot (1-888-327-4236).
VEHICLE SPEED CONTROL
94V032000MACK TRUCKS, INCORPORATEDfrom 07/01/1987 to 07/01/1992V (Vehicle)3977705/27/1994ODIMACK TRUCKS, INC02/15/199403/01/1994
Defect SummaryFuel injection system reconfiguration to comply with engine emission standards cause higher engine vibration levels which lead to early wear and complete failure of the secondary throttle return mechanism.
Consequence SummaryIn the event the primary throttle return fails, failure of the secondary throttle return system would not provide protection against loss of throttle control.
Corrective SummaryA new production secondary throttle return system configuration will be installed.
NotesSystem: fuel; fuel pump.vehicle description: class 8 trucks equipped with e6 and e7 engines with robert bosch p7100 mechanically-governed fuel injection pumps.note: if your vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided within a reasonable time and free of charge or the remedy does not correct the defect or noncompliance, please contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.