9999 MACK CH TSBs (96)

Bulletin:
RCL/SC248
Component:
105300 power train:driveline:driveshaft
Summary:
the driveshaft center bearing hanger bracket(s) used to mount the center bearing support assembly on ch model chassis may crack and subsequently break due to bending fatigue. to prevent damage, replacement of the center bearing hanger bra
Bulletin:
RCL/SC248
Component:
105300 power train:driveline:driveshaft
Summary:
the driveshaft center bearing hanger bracket(s) used to mount the center bearing support assembly on ch model chassis may crack and subsequently break due to bending fatigue. to prevent damage, replacement of the center bearing hanger bra
Bulletin:
21K021
Component:
162800 structure:body:hood
Summary:
ch and cl hood adjustment. *tw
Bulletin:
19U004
Component:
351000 equipment:recreational vehicle
Summary:
Refrigerator cabinet modifications. *jd
Bulletin:
17B002
Component:
161000 structure:frame and members
Summary:
Loose fuel tank steps on ch model chassis equipped with chassis side fairings. *tw
Bulletin:
SL19A005
Component:
160000 structure
Summary:
Ch cab lateral motion dampening - non-sleeper cab only. *tw
Bulletin:
980605-P1506
Component:
020000 suspension
Summary:
Subject on al suspensin height control valve linkage rod upgrade, and height control valve travel over center condition. *yc
Bulletin:
SB533008
Component:
350000 equipment
Summary:
Information regarding a new-style e-12 treadle valve. *yc
Bulletin:
SB411007
Component:
013000 steering:gear box (other than rack and pinion)
Summary:
Information regarding trw tas steering gear's pressure relief poppet readjustment. *tt
Bulletin:
SB726004
Component:
114000 electrical system:wiring
Summary:
Information on the new v-mac iii sealed-terminal mini-relays. *tt
Bulletin:
SB733001
Component:
330000 interior lighting
Summary:
Information on the new dome lamp door switch for some vehicles. *tt
Bulletin:
SB622918
Component:
162800 structure:body:hood
Summary:
Information on new hood adjustments dimensions. *tt
Bulletin:
SB541002
Component:
020000 suspension
Summary:
Information on installing the new-style height control valve for al suspension built with height control valve and separate pilot dump valve. *tt
Bulletin:
PI527
Component:
042600 service brakes, air:supply:hoses, lines/piping, and fittings
Summary:
Subject regarding signal line piping to the r12 dc rear axle service brake relay valve. *tt
Bulletin:
SB232011
Component:
062100 engine and engine cooling:cooling system:radiator assembly
Summary:
Subject regarding heavy-duty radiator tie rod. *tt
Bulletin:
SB232012
Component:
062000 engine and engine cooling:cooling system
Summary:
Subject regarding an improved coolant recovery bottle vent cap arrangement available for certain model chassis that may be experiencing coolant leakage due to excessive agitation of coolant inside the recovery bottle. *tt
Bulletin:
SB299004
Component:
061000 engine and engine cooling:engine
Summary:
Subject on the new-type engine rear mounting arrangement. *tt
Bulletin:
SB230001
Component:
350000 equipment
Summary:
Information pertaining to the v-mack i to v-mac ii conversion kit which is available through the mack parts system as a cost-effective service alternative for replacing a v-mack i or fic module. *tt
Bulletin:
SB411006
Component:
013000 steering:gear box (other than rack and pinion)
Summary:
Information on trw steering gear seal kits. *tt
Bulletin:
SB411006
Component:
010000 steering
Summary:
Information regarding trw steering gear seal kits. *mjs
Bulletin:
SB215012
Component:
062000 engine and engine cooling:cooling system
Summary:
Information regarding the ch water pump support bracket. *mjs
Bulletin:
SB642003
Component:
980000 unknown or other
Summary:
On ch model chassis with the cx style interior (manufactured after january 1, 2000), the trim molding located below the rear window on the cab back-wall trim panel may loosen and possibly fall off. *tt
Bulletin:
SB635006
Component:
138130 visibility:defroster/defogger system:windshield:controls/wiring
Summary:
Chassis equipped with a cable operted heater control water valve, difficulty adjusting cab heat temperature may be experience. to eliminate this condition, an improved cab heater temperature control water valve is available. *tt
Bulletin:
SB210031
Component:
980000 unknown or other
Summary:
Information introducing the electronc dashboard equipped with an engine oil temperature gauge. *tt
Bulletin:
SB752001
Component:
353600 equipment:air conditioner
Summary:
Subject regarding temp-a-start set-up and testing procedures, and customer data programming requirements. *tt
Bulletin:
700200031201
Component:
353400 equipment:electrical:radio/tape deck/cd etc.
Summary:
Subject regarding single cb antenna mating connector. *tt
Bulletin:
SB752001
Component:
353600 equipment:air conditioner
Summary:
Subject regarding temp-a-start set-up and testing procedures, and customer data programming requirements. *tt
Bulletin:
SB121026
Component:
020000 suspension
Summary:
On certain model chassis equipped with al suspension and 6-mm frame rails, cracks may develop in the frame rail, in the area of the front-rear spring hanger bracket. *tt
Bulletin:
SC262
Component:
106000 power train:axle assembly
Summary:
On certain model chassis manufactured between july 1, 1999 through december 10, 1999 and equipped with either an arvinmeritor, dana / spicer or mack front steer axle may have ball sockets that were not manufactured to proper case dept and /
Bulletin:
SC262
Component:
106000 power train:axle assembly
Summary:
Certain model chassis manufactured between july 1, 1999 through december 10, 1999 and equipped with either an arvinmeritor, dana / spicer or mack front steer axle may have ball sockets that were not manufactured to proper case depth and / o
Bulletin:
700200100501
Component:
100000 power train
Summary:
Subject regarding eaton autoshift swing arm shifter failure. *tt
Bulletin:
700200102901
Component:
036400 service brakes, hydraulic:antilock:abs warning light
Summary:
Subject regarding vehicles exhibiting abs malfunction lamp. *tt
Bulletin:
700200102901
Component:
046200 service brakes, air:antilock:interconnecting assembly(wiring)
Summary:
Some trucks may exhibit an abs malfunction lamp on with eaton abs active code 17 - 10 and / or arvin meritor wabco active code 7-4 set. *tt
Bulletin:
SC260
Component:
036000 service brakes, hydraulic:antilock
Summary:
Subject regarding bendix anti-lock brake system electronic control unit replacement. *tt
Bulletin:
SC262
Component:
020000 suspension
Summary:
Subject regarding trw type 20 edl ball sockets - front steer axles. *tt
Bulletin:
SB724004
Component:
114200 electrical system:wiring:interior/under dash
Summary:
Subject regarding electronic dashboard and vip connector information. *tt
Bulletin:
SB662003
Component:
160000 structure
Summary:
Service bulletin regarding quarter fender mounting post loosening and rotating on cx, ch, cl, rb, rd6 and mr model vehicles equipped with the mack al suspension. *tt
Bulletin:
SB233022
Component:
061100 engine and engine cooling:engine:gasoline
Summary:
Information pertaining to the air cleaner cover fastener retrofit kitfaor various model chassis including cx chassis. *tt
Bulletin:
SB215017
Component:
062200 engine and engine cooling:cooling system:fan
Summary:
On certain model chassis equipped with kysor fan drives, the air line that runs from the fan drive control valve to the fan drive may be severed by the engine fan blades. *tt
Bulletin:
PI541
Component:
353000 equipment:electrical
Summary:
On cx, cv and ch model chassis manufactured between 7/99 through 6/11/01, a condition may exist where the vehicle information profiler (v.i.p.) display (with electronic dashboard) contains a version of software that may intermittently displ
Bulletin:
SB233024
Component:
061000 engine and engine cooling:engine
Summary:
Information pertaining to inlet air duct maintenance. *tt
Bulletin:
SB635007
Component:
138000 visibility:defroster/defogger system
Summary:
Subject regarding the improved blow-molded hvac air duct system designed to improve air distribution to the sleeper area. *tt
Bulletin:
SB392003
Component:
100000 power train
Summary:
Service bulletin information regarding a new shift lever inner booth implemented into production to prevent gear shift lever disengagement during severe cold weather. *tt
Bulletin:
SB233024
Component:
061000 engine and engine cooling:engine
Summary:
Subject regarding inlet air duct maintenance. *tt
Bulletin:
PI540
Component:
138000 visibility:defroster/defogger system
Summary:
Some model chassis, equipped with bergstrom hvac units, may exhibit broken heater blower motor mounting tabs in service, resulting in the motor coming loose. *tt
Bulletin:
SB724004
Component:
114200 electrical system:wiring:interior/under dash
Summary:
Subject regarding electronic dashboard and vip connector information. *tt
Bulletin:
PI540
Component:
138000 visibility:defroster/defogger system
Summary:
Subject regarding heater blower motor replacement on model chassis with bergstrom hvac units. *tt
Bulletin:
SL412002
Component:
010000 steering
Summary:
Information on the upgraded trw generation ii steering column which provides an additional 20 mm forward tilt of the steering wheel. *tt
Bulletin:
SB531008
Component:
040000 service brakes, air
Summary:
Subject regarding back pressure control valve tap-in point. *tt
Bulletin:
PI541
Component:
350000 equipment
Summary:
Product improvement campaign regrding vehicle information profiler (vip) version 2.1 software upgrade for model chassis manufactured between 7/99 through 6/11/01. *tt
Bulletin:
PI542
Component:
061000 engine and engine cooling:engine
Summary:
Some model chassis manufactured between 3/26/01 and 6/18/01 may have cracks in the end gusset section of the rear engine mounts. *tt
Bulletin:
SB414003
Component:
015000 steering:hydraulic power assist system
Summary:
Information on replacing power steering hoses used on certain model chassis. *tt
Bulletin:
PI541
Component:
353000 equipment:electrical
Summary:
Subject regarding vehicle information profiler (vip) version 2.2 software upgrade. *tt
Bulletin:
SB668010
Component:
160000 structure
Summary:
On some vehicles equipped with a sleeper, cracks may develop in the upper mounting bolt hole of the frame-mounted sleeper tie rod bracket. *tt
Bulletin:
SB008006
Component:
114100 electrical system:wiring:front underhood
Summary:
Subject regarding vip (vehicle information profiler) programming harness. *tt
Bulletin:
SB231006
Component:
071100 fuel system, gasoline:storage:tank assembly
Summary:
Information on a new, thicker fuel tank strap material. *tt
Bulletin:
PI542
Component:
061000 engine and engine cooling:engine
Summary:
Subject regarding rear engine mount cracks. *tt
Bulletin:
SB610005
Component:
160000 structure
Summary:
Subject regarding cab wind noise in vehicles equipped with high rise sleepers. *slc
Bulletin:
SB635005
Component:
138000 visibility:defroster/defogger system
Summary:
On some models, when the cab climate control is set to the heat mode, cab temperature may not remain stable without frequent adjustment of the temperature control lever. *tt
Bulletin:
637019
Component:
353600 equipment:air conditioner
Summary:
Subject regarding air conditioner expansion valve interference with cylinder head, 612 models.*jb
Bulletin:
121026
Component:
021242 suspension:front:springs:leaf spring assembly:hanger,bracket
Summary:
Concerns with frame rail cracks in area of rear spring front hanger bracket.*jb
Bulletin:
SB231006
Component:
071120 fuel system, gasoline:storage:tank assembly:mounting
Summary:
Subject regarding a new fuel tank strap webbing material. *slc
Bulletin:
SB535001
Component:
050000 parking brake
Summary:
Subject regarding park brake control valve replacement. *slc
Bulletin:
SB642005
Component:
220000 seats
Summary:
Information on cab back wall trim panel wear plate.*jb
Bulletin:
SB323008
Component:
103500 power train:automatic transmission:lever and linkage:floor shift
Summary:
Information on electrostatic discharge, damage to eaton autoshift, generation i swing-arm gear selector.*jb
Bulletin:
SB610007
Component:
131000 visibility:windshield
Summary:
Subject regarding windshield wear tape - cx, cv, ch and cl model cabs. nlm
Bulletin:
SB611002
Component:
161100 structure: frame and members:underbody shields
Summary:
Subject regarding floor-mounted heat shield 0 cx, cv, ch and cl models. nlm
Bulletin:
SB642003
Component:
160000 structure
Summary:
Subject pertaining to cab back-wall trim molding -cl model chassis - on ch model chassis with the cx style interior (manufactured after january 1, 2002) , the trim molding located below the rear window on the cab back-wall trim panel may lo
Bulletin:
SB412005
Component:
012000 steering:column
Summary:
Subject regarding trw steering column models ca (tilt/telescopic) and ct (tilt only) cam replacement kit - on steering columns used in cx, cv, ch and cl model chassis, the actuating cam may break and result in the inability to adjust the st
Bulletin:
121023
Component:
161100 structure: frame and members:underbody shields
Summary:
Rear crossmember reinforcement. mack cx, ch and cl with ch/cx style rear crossmembers. *tt *sc
Bulletin:
141001
Component:
111000 electrical system:battery
Summary:
Battery hold-down bolts. *tt
Bulletin:
411009
Component:
010000 steering
Summary:
Sheppard m90/m100 steering gears with auto bleed and auto relief plunger features. *tt
Bulletin:
137011
Component:
162000 structure:body
Summary:
Heavy-duty 38,000 lb and 44,000 lb rubber and bronze bushed trunnion brackets. *tt
Bulletin:
732005
Component:
353000 equipment:electrical
Summary:
Electronic dashboard gauge drop-out. *tt
Bulletin:
554
Component:
353000 equipment:electrical
Summary:
Vehicle information profiler (vip) version 3.1 software upgrade. manufactured between 7/99 through 12/2/02. *tt
Bulletin:
732005
Component:
353000 equipment:electrical
Summary:
Electronic dashboard gauge drop out. manufactured prior to march 2002. *tt
Bulletin:
264003
Component:
353600 equipment:air conditioner
Summary:
Air conditioner compressor mounting arrangement. manufactured prior to january 13, 2003. *tt
Bulletin:
600200310101
Component:
353600 equipment:air conditioner
Summary:
Air conditioning receiver dryer orientation concern. cx and ch trucks built between january 6, 2003 and april 10, 2003. *tt
Bulletin:
556
Component:
353600 equipment:air conditioner
Summary:
Incorrect receiver/dryer mounting. models with aset ac engine. *tt
Bulletin:
600200310101
Component:
353600 equipment:air conditioner
Summary:
Air conditioning receiver dryer orientation concern (rev #1). certain trucks built with aset ac engines between january 1, 2002 and april 10, 2003. *tt
Bulletin:
411010
Component:
015000 steering:hydraulic power assist system
Summary:
Power steering noise - sheppard m90/100 steering gears. *tt
Bulletin:
637020
Component:
353600 equipment:air conditioner
Summary:
Heater/air conditioner cab control board fuse. *tt
Bulletin:
561
Component:
061110 engine and engine cooling:engine:gasoline:belts and associated pulleys
Summary:
Fan drive idler pulley replacement. *tt
Bulletin:
555
Component:
110000 electrical system
Summary:
On certain chassis manufactured between november 2002 through march 2003 and equipped with an aset ac engine, the turbocharger compressor discharge temperature sensor connector may not have been properly secured during assembly. *tt
Bulletin:
662005
Component:
160000 structure
Summary:
To prevent chafing damage that can occur to the battery box cover on a chassis equipped with full fairings, a chassis fairing tie bar has been developed and is available. *tt
Bulletin:
723007
Component:
046300 service brakes, air:antilock:wheel speed sensor
Summary:
The antilock brake system (abs) sensor wire insulation may rub through in the area where the harness is looped and secured to the brake chamber lines at the rear drive axle. this condition may lead to corroded wire strands, resulting in a
Bulletin:
563
Component:
061000 engine and engine cooling:engine
Summary:
On certain model chassis equipped with an aset ac engine prior to engine serial no. 3o0297, the mounting bolts that secure the vtg actuator flange to the turbine housing on the variable turbine geometry (vtg) turbocharger may loosen in serv
Bulletin:
231001
Component:
072200 fuel system, gasoline:delivery:hoses, lines/piping, and fittings
Summary:
Installation of thermal heat sleeve on fuel return line. *jb
Bulletin:
SB-631002
Component:
131000 visibility:windshield
Summary:
Mack truck: windshield installation (rope-pull method)-cxu, chu, gu, cxp, ctp, cxn, chn, cx, ch, ct, cv and cl models. mack trucks now uses a rope pull windshield glass installation method on current production conventional models. thi
Bulletin:
284-057-01
Component:
118000 electrical system: software
Summary:
Mack trucks, inc. : field service bulletin information regarding, high soot output engines may experience rough running at lower than normal base idle speed. software has been released, affected engines are mp7& mp8 built between feb- march
Bulletin:
513-001-01
Component:
046100 service brakes, air:antilock:control unit/module
Summary:
Mack trucks, inc.: field service bulletin trucks: certain mack ,chu, cxu,and gu trucks equipped with the basic esp package and built between january 1,2010 and november 9, 2014 needs reprogramming of the brake electronic control unit. *l
Bulletin:
593-013-03
Component:
113100 electrical system:starter assembly:solenoid
Summary:
Mack trucks inc, : bulletin information regarding the grade gripper solenoid, replacement chu, cxu, gu, td. *lj
Bulletin:
K91214678
Component:
102000 power train:manual transmission
Summary:
Automated manual transmission ( amt ) faults - diagnostic trouble codes ( dtcs ) p1052 - 18 , pid 33 fmi 5 intermittent fault in cold weather.updated with new information and procedure
Bulletin:
K93039325
Component:
070000 fuel system, gasoline
Summary:
Mack chassis - diesel exhaust fluid ( def ) contamination in fuel system, inspection and repair - us10 and newer; includes us17 chassis (ghg17 only document in development)
Bulletin:
K11533602
Component:
110000 electrical system
Summary:
Diagnostic tool ( j-pro, premium tech tool ( ptt ) ) displays incorrect timestamp for diagnostic trouble code ( dtc ) / fault code occurrences; system date and time information.improved title and description for better searchability
Bulletin:
K24413634
Component:
110000 electrical system
Summary:
Mack chassis - diagnostic trouble code ( dtc ) / fault code spn 1231 fmi 9 inactive on dtc readout, counts in multiples of three - us10 emissions.reworded for clarity, added link to related cbr solution.

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