Mack Mack 1993

Model Mack made in 1993 by Mack got 2 consumer complains as well as 16 service bulletins. Consumer complaints with reference to power train. . Technical service bulletines regarding electrical system and engine and engine cooling.

Model 1993

Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
ELECTRICAL SYSTEM - IGNITION - MODULE
CAMP/46804/01/199339700Product improvement campaign to correct a variable speed control drop out and/or erratic engine speed prior to actual shut down of engine. *tw11/01/1995
PIC46801/01/1995PIC468/049339036Program change to correct erratic engine speed prior to actual shutdown. *tw03/01/1995
ENGINE AND ENGINE COOLING - ENGINE
B3305/01/199339692Piston/sleeve mating on selected engines. *tw11/01/1995
CAMP/46704/01/199339702Insufficient connection capscrew torque. *tw11/01/1995
FUEL SYSTEM, GASOLINE - FUEL INJECTION SYSTEM
CAMP/46904/01/199339701Product improvement campaign - re30/rack position sensor. *tw11/01/1995
FUEL SYSTEM, GASOLINE - STORAGE - TANK ASSEMBLY
SL17A00102/01/199339705Fuel tank modifications. *tw11/01/1995
PARKING BRAKE - DRIVELINE - AIR
SL39H00102/01/1993SL39H001(91)39710Air compressor mounting gasket. *tw11/01/1995
SL49H00102/01/199339707Air compressor mounting gasket. *tw11/01/1995
SL49A00102/01/1993SL49A00139708Air compressor mounting gasket. *tw11/01/1995
SL49K00102/01/1993SL49K001(91)39706Air compressor mounting gasket. *tw11/01/1995
SL39A00102/01/1993SL39A001(91)39711Air compressor mounting gasket. *tw11/01/1995
SL39K00102/01/1993SL39K001(91)39709Air compressor mounting gasket. *tw11/01/1995
POWER TRAIN
F303/01/199339704New speedometer adapter. *tw11/01/1995
POWER TRAIN - AUTOMATIC TRANSMISSION
78G06/01/199339691Non-adjustavble range shift interlock. *tw11/01/1995
POWER TRAIN - CLUTCH ASSEMBLY
6105/01/199339693Clutch release bearing grease fittings. *tw11/01/1995
STEERING - GEAR BOX (OTHER THAN RACK AND PINION)
RCL/SC24701/01/199539042The flat washers used in the steering gear to mounting assembly may not have been of sufficient hardness, and may have cracked when the mounting hardware was torqued to specifications. to correct the problem, dealers are to remove and rep03/01/1995

Consumer Complaints


Fail datemilesoccurencesPurchase date
POWER TRAIN - DRIVELINE - DRIVESHAFT
04/01/19961
 Carrier bearing bracket broke, allowing the drive shaft to fall off.
POWER TRAIN - DRIVELINE - UNIVERSAL JOINT
06/01/19961
 Universal joint worn.