2013 MACK PINNACLE (CXU) Recalls (14)
- Campaign:
- 13V153000 on 04/21/2013
- Component:
- Parking brake:conventional:air
- Manufactured:
- 11/22/2010 - 03/18/2012
- Affected:
- 331
- Defect:
- Mack trucks, inc. is recalling certain model year 2011-2013 cxu trucks manufactured november 23, 2010, through march 19, 2012. these vehicles are equipped with an mgm type 24 j-series piston parking brake chamber. in the affected axles, the brake chambers may leak pressure allowing the parking brake to drag when it is supposed to be released. brake dragging could lead to overheated brake components.
- Consequence:
- Overheated brake components could result in a fire.
- Correction:
- Mack trucks will notify owners and the brake chambers will be replaced as needed, free of charge. the safety recall is expected to begin on, or before, june 17, 2013. owners may contact mack at 1-800-866-1177. mack truck's campaign recall number is sc0369.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 13V195000 on 05/13/2013
- Component:
- Service brakes
- Manufactured:
- 07/15/2012 - 03/17/2013
- Affected:
- 5,203
- Defect:
- Mack trucks, inc. is recalling certain model year 2013-2014 chu, cxu, gu, mru, and leu trucks manufactured july 16, 2012, through march 18, 2013 and equipped with drum brakes. the clevis pin for the brake slack adjuster may be missing a cotter pin. if the cotter pin is not installed, the clevis pin may loosen and fall out causing a loss of brake function on the affected wheel.
- Consequence:
- A loss of brake function at one wheel will lead to increased stopping distances and pulling to the left or right when braking, which may increase the risk of a crash.
- Correction:
- Mack trucks, inc. will notify owners, and dealers will inspect the brake slack adjusters and install the brake hardware, as necessary, free of charge. an interim was mailed to owners on june 20, 2013. a second notice was mailed to owners on september 30, 2013. owners may contact mack trucks at 1-800-528-6586. mack trucks' recall campaign number is sc0370.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 13V492000 on 10/29/2013
- Component:
- Power train:axle hubs
- Manufactured:
- 08/27/2012 - 08/15/2013
- Affected:
- 1,155
- Defect:
- Mack trucks is recalling certain model year 2013-2014 chu, cxu, gu, leu, and mru vehicles manufactured with pro-torque axle spindle nuts from august 28, 2012, through august 16, 2013. the pro-torque nut may not have been installed correctly, which may result in a loosening of the nut.
- Consequence:
- If the nut comes loose, the hub assembly may separate from the vehicle, increasing the risk of a crash.
- Correction:
- Mack trucks will notify owners, and dealers will inspect and repair the vehicles, as necessary, free of charge. the recall began on november 12, 2013. mack's recall number is sc0371. owners may contact mack trucks at 1-336-393-2000.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 14V078000 on 02/27/2014
- Component:
- Electrical system
- Affected:
- 70,208
- Defect:
- Mack trucks, inc. (mack) notified the agency on february 20, 2014, that they are recalling certain model year 2010-2012 chu, cxu, gu and td vehicles manufactured from june 16, 2009, through july 8, 2011. while continuing to research the scope of the issue, mack expanded the recall on november 18, 2014 to include certain model year 2008-2009 and 2013-2014 chu, cxu, gu and td vehicles manufactured from june 16, 2009, through july 8, 2011. having completed its investigation, mack once again expanded the recall during february 2015 to include an additional 53,780 vehicles from model years 2007 and 2015. the recall now covers model year 2007-2015 includes chu, cxu, gu and td vehicles produced october 13, 2006, through october 3, 2014. in the affected vehicles, the electronic power distribution module (epdm) may be contaminated from water leaks in, and around, the windshield. if exposed to water leaks, contaminants such as road salts may deposit on the epdm.
- Consequence:
- Deposits of contaminants may result in the circuits being bridged, creating a high resistance short, increasing the risk of a fire.
- Correction:
- Mack has notified owners, and dealers will inspect the epdm. if contamination has occurred, dealers will replace the epdm and address the leak, free of charge. owners of model year 2010-2012 chu, cxu, gu and td vehicles were initially notified april 24, 2014. owners affected by the recall expansions were notified in february 2015. owners may contact mack trucks at 1-336-393-2000. mack's number for this recall is sc0375.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 14V205000 on 04/21/2014
- Component:
- Exterior lighting
- Manufactured:
- 11/19/2009 - 01/26/2014
- Affected:
- 1,342
- Defect:
- Mack trucks inc. (mack) is recalling certain model year 2010-2015 cxu trucks manufactured november 20, 2009, through january 27, 2014, and equipped with dual vertical exhaust pipes. the white conspicuity reflectors on the rear of the cab could be blocked by the exhaust pipes. as such, these vehicles do not conform to federal motor vehicle safety standard (fmvss) number 108, "lamps, reflective devices, and associated equipment."
- Consequence:
- A blocked reflector makes the truck-tractor less visible when operating the vehicle without a trailer in the dark, increasing the risk of a crash.
- Correction:
- Mack will notify owners, and dealers will inspect the trucks and if the reflectors are blocked, they will add two vertical white reflectors to the rear glass , free of charge. the recall began on may 30, 2014. owners may contact mack customer service at 1-336-393-2000. mack's number for this recall is sc0378.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 14V208000 on 04/22/2014
- Component:
- Exterior lighting:turn signal:flasher unit
- Manufactured:
- 02/27/2006 - 11/07/2013
- Affected:
- 44,047
- Defect:
- Mack trucks inc. (mack) is recalling certain model year 2010-2014 chu, cxu, and mru, 2007 ct and cv, 2008-2014 gu, and 2011-2014 leu, and td trucks manufactured february 28, 2006, through november 8, 2013, and equipped hamsar electronic flasher. the hazard warning lights may fail.
- Consequence:
- A failure of the hazard warning lights could reduce the trucks visibility, increasing the risk of a crash.
- Correction:
- Mack will notify owners, and dealers will replace the electronic flasher unit, free of charge. the recall will begin by mid-june 2014. interim letters went out to owners on june 23, 2014. the recall began on july 25, 2014. owners may contact mack customer service at 1-866-298-6586. mack's number for this recall is sc0379.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 14V545000 on 09/08/2014
- Component:
- Forward collision avoidance: adaptive cruise control
- Manufactured:
- 08/22/2012 - 06/26/2014
- Affected:
- 538
- Defect:
- Mack trucks, inc. (mack) is recalling certain model year 2013-2015 cxu and 2014-2015 chu trucks manufactured august 23, 2012, through june 27, 2014, and equipped with adaptive cruise control. due to a software error, the affected vehicles may not provide visual or audible alerts to the driver warning them that an obstruction in the road was detected.
- Consequence:
- If the driver is not warned of something being in the truck's path, there is an increased risk of a crash.
- Correction:
- Mack will notify owners, and dealers will reprogram the vehicle control unit, free of charge. the recall began on september 30, 2014. owners may contact mack customer service at 1-800-866-1177. mack's number for this recall is sc0381.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 15V139000 on 03/10/2015
- Component:
- Trailer hitches:fifth wheel assembly
- Manufactured:
- 02/03/2011 - 12/22/2014
- Affected:
- 262
- Defect:
- Mack trucks, inc (mack) is recalling certain model year 2012-2015 cxu trucks manufactured february 4, 2011, to december 23, 2014, and equipped with an air release fifth wheel latch. the affected vehicles have a switch to release the fifth wheel latch that may invertently be pushed and cause the trailer to unintentionally disconnect from the tractor after the parking brake has been released.
- Consequence:
- An inadvertent decoupling of the trailer from the tractor may increase the risk of a crash.
- Correction:
- Mack will notify owners, and dealers will install a secondary action that operators will need to activate before the fifth wheel will release, free of charge. the recall began on may 6, 2015. owners may contact mack customer service at 1-800-528-6586. mack's number for this recall is sc0390.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 15V521000 on 08/16/2015
- Component:
- Service brakes, air:disc:chamber
- Manufactured:
- 10/02/2012 - 02/17/2014
- Affected:
- 79
- Defect:
- Mack trucks, inc. (mack) is recalling certain model year 2013-2015 pinnacle (cxu) trucks manufactured from october 3, 2012, through february 18, 2014 and equipped with meritor air disc brakes. in the affected vehicles, the brake chambers may have been incorrectly mounted resulting in internal contamination of the air brake calipers.
- Consequence:
- Contamination of the calipers may cause a loss of brakes on one wheel, lengthening the distance required to stop the vehicle, increasing the risk of a crash.
- Correction:
- Mack will notify owners, and dealers will inspect the disc brake caliper and brake chamber to determine if the washers are located in the correct position. if the washers are in the correct position, no further action is required. if the washers are not located in the correct position, replacement of the disc brake caliper and brake chamber will be performed and the addition of two washers per brake assembly will be installed, free of charge. the recall began on september 30, 2015. owners may contact mack customer service at 1-800-866-1177. mack's number for this recall is sc0392.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 15V644000 on 10/12/2015
- Component:
- Trailer hitches:fifth wheel assembly
- Manufactured:
- 09/19/2010 - 06/16/2013
- Affected:
- 448
- Defect:
- Mack trucks, inc. (mack) is recalling certain model year 2011-2014 pinnacle (chu and cxu) trucks manufactured september 10, 2010, to june 17, 2013. the affected trucks are equipped with fontaine ultra lt fifth wheel connectors, which, due to cumulative damage to the fifth wheel and its locking mechanism, have a locking mechanism that may fail to operate or to properly engage.
- Consequence:
- If the fifth wheel and locking mechanism are sufficiently damaged, the locking mechanism may fail to operate as intended and the trailer may unexpectedly detach from the tractor, increasing the risk of a crash.
- Correction:
- Mack will notify owners, and fontaine dealers will replace the fifth wheel with an ultra nt model fifth wheel, free of charge. the recall began on november 18, 2015. owners may contact mack customer service at 1-800-866-1177. mack's number for this recall is sc0395.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 16V099000 on 02/18/2016
- Component:
- Power train:driveline:driveshaft
- Manufactured:
- 08/31/2011 - 09/07/2015
- Affected:
- 33,981
- Defect:
- Mack trucks, inc. (mack) is recalling certain model year 2012-2016 granite (gu), pinnacle (chu, cxu), terrapro (leu, mru), titan (td), and lr trucks manufactured from september 1, 2011, through september 8, 2015. the cap nut that retains the interaxle driveshaft yoke to the rear axle input shaft may loosen.
- Consequence:
- If he cap nut loosens and falls off, the yoke can separate from the axle input shaft and allow the drive shaft to disconnect, increasing the risk of a crash.
- Correction:
- Mack will notify owners, and dealers will replace the cap nut. the input shaft threads will be inspected for damage. any damaged input shaft will be replaced. these repairs will be performed free of charge. an interim notice was sent to owners on april 25, 2016. the recall began on june 7, 2016. owners may contact mack customer service at 1-610-709-2131. mack's recall campaign number for this recall is sc0399.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 16V456000 on 06/21/2016
- Component:
- Steering
- Manufactured:
- 04/15/2012 - 05/03/2012
- Affected:
- 64
- Defect:
- Mack trucks, inc. (mack) is recalling certain model year 2013 pinnacle (cxu) trucks manufactured april 16, 2012, to may 4, 2012. these vehicles are equipped with certain meritor ff967 non-drive front steer axles that may have been incorrectly heat treated.
- Consequence:
- The improperly heat treated axles may fracture, resulting in a loss of vehicle control and increasing the risk of a crash.
- Correction:
- Mack will notify owners, and dealers will inspect the axles for specific heat code serial numbers. the affected axles will be replaced, free of charge. the recall began on august 1, 2016. owners may contact mack customer service at 1-800-866-1177. mack's number for this recall is sc0404.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 16V456000 on 06/21/2016
- Component:
- Suspension:front
- Manufactured:
- 04/15/2012 - 05/03/2012
- Affected:
- 64
- Defect:
- Mack trucks, inc. (mack) is recalling certain model year 2013 pinnacle (cxu) trucks manufactured april 16, 2012, to may 4, 2012. these vehicles are equipped with certain meritor ff967 non-drive front steer axles that may have been incorrectly heat treated.
- Consequence:
- The improperly heat treated axles may fracture, resulting in a loss of vehicle control and increasing the risk of a crash.
- Correction:
- Mack will notify owners, and dealers will inspect the axles for specific heat code serial numbers. the affected axles will be replaced, free of charge. the recall began on august 1, 2016. owners may contact mack customer service at 1-800-866-1177. mack's number for this recall is sc0404.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
- Campaign:
- 16V929000 on 12/22/2016
- Component:
- Suspension:front:hub
- Manufactured:
- 01/06/2011 - 09/28/2016
- Affected:
- 200
- Defect:
- Mack trucks, inc. (mack) is recalling certain model year 2012, 2014-2015 and 2017 granite (gu), 2012-2017 pinnacle (chu, cxu), and 2013-2015 and 2017 titan (td) trucks manufactured january 7, 2011, to september 29, 2016. the affected vehicles were built with front wheel hubs that cannot support the gross axle weight rating of the front axle.
- Consequence:
- Overloaded front wheel hubs can result in premature failure of the hubs, bearings, and the related components, which can cause the front hub assembly to separate from the front axle. because of this, the driver may lose control of the vehicle or parts may be dropped on the road, increasing the risk of a crash.
- Correction:
- Mack will notify owners, and dealers will replace the hub assemblies, free of charge. the recall began on february 16, 2017. owners may contact mack customer service at 1-800-866-1177. mack's number for this recall is sc0406.
- Notes:
- Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.safercar.gov.
2013 MACK PINNACLE (CXU) TSBs (46)
- Bulletin:
- PI-0799
- Component:
- 190000 tires
- Summary:
- Mack truck: the support brackets, used with wide base wheel/tire combinations equipment, provide additional strength that is required with longer cam tubes, were not installed at factory, and need to be replaced. models chu, cxu, gu. n
- Bulletin:
- FSB-293-016
- Component:
- 063130 engine and engine cooling:exhaust system:emission control:gas recirculation valve (egr valve)
- Summary:
- Mack truck: the old oil supply line, for exhaust gas recirculation (egr) valve, was replaced with new oil supply line with machined fitting brazed on end of tube preventing leakage on oil filter housing. models cxu, gu. no model years li
- Bulletin:
- FSB-364-034
- Component:
- 060000 engine (pws)
- Summary:
- Mack truck: while driving, and foot brake deactivates cruise control, engine brake fails to function properly until manually turned off and then on. models chu, cxu, gu, td. no models years listed. *pe
- Bulletin:
- PI-0812
- Component:
- 022000 suspension:rear
- Summary:
- Mack trucks: rear suspension adjustment washers. replacement of the suspension adjustment washers is required. *js
- Bulletin:
- PI-0815
- Component:
- 020000 suspension
- Summary:
- Mack trucks: rear suspension hardware torque. bolts are loose or incorrectly torqued on the primaax suspension. *js updated 07/18/2013 *js
- Bulletin:
- FSB-371-045
- Component:
- 111100 electrical system:battery:cables
- Summary:
- Mack truck: regarding the breaking or cracking, at starter solenoid stud, of 90 degree positive battery cable lug; the lug was bent at time of assembly, and engine vibrates, causing termination of terminal to weaken. models cxu, gu. mod
- Bulletin:
- FSB-364-035
- Component:
- 126200 exterior lighting:turn signal:switch
- Summary:
- Mack trucks: new switch mounting bracket was developed to replace existing turn signal switch mounting bracket, due to contact between switch fingers and sleeping shaft, that caused switch operation to improperly cancels itself. model ch
- Bulletin:
- FSB-221-010
- Component:
- 060000 engine (pws)
- Summary:
- Mack trucks: low oil pressure. stored dtc spn 100 fmi 1, during long hard pull conditions. *js
- Bulletin:
- FSB-364-036
- Component:
- 110000 electrical system
- Summary:
- Mack truck: flashers are to be removed due to durability issues. *js
- Bulletin:
- FSB-873-015
- Component:
- 353600 equipment:air conditioner
- Summary:
- Mack trucks:due to excessive moisture in the climate unit, some vehicles may develop a blower motor failure. *js
- Bulletin:
- FSB-413-001
- Component:
- 101000 power train:clutch assembly
- Summary:
- Mack trucks: the air assisted clutch cable on some vehicles may fray at the clevis. *js
- Bulletin:
- PI-0823
- Component:
- 162000 structure:body
- Summary:
- Mack trucks: the chassis fairing skirt needs to be installed. *js
- Bulletin:
- FSB-284-047
- Component:
- 114000 electrical system:wiring
- Summary:
- Mack: on some trucks, oil contamination into engine wire harness, may be from oil level sensor failure and an anti wicking pigtail splice kit is available. model chu, cxu, gu, leu, mru, td. no years listed. *pe
- Bulletin:
- FSB-831-002
- Component:
- 162310 structure:body:door:hinge and attachments
- Summary:
- Mack: the door stop bracket will fail, on some trucks, due to an over extension of door, but a new door design assembly is available. model chu, cxu, gu, td. no years listed. *pe
- Bulletin:
- FSB-373-019
- Component:
- 103000 power train:automatic transmission
- Summary:
- Mack: due to supplier manufacturing issue with connector, some trucks may experience multiple open circuits in 31 way transmission connector and would to be inspected and if needed, repaired and replaced. model 2011-2013 chu, cxu, gu, td.
- Bulletin:
- FSB-512-002
- Component:
- 045000 service brakes, air:disc
- Summary:
- Mack: air disc brake experiencing thermal overload condition that over adjustment of normal pad wear compensation that maintains running clearance between brake pad and rotor and reduces running clearance below desired level. model chu, c
- Bulletin:
- PI-0826
- Component:
- 118000 electrical system: software
- Summary:
- Mack: update software information regarding enhancements for engine control module (ecm) and aftertreatment control module (acm) on vehicles with diagnostic trouble codes (dtcs) p1086, p0420, p205b, p2002 and low coolant temperature and li
- Bulletin:
- PI-0831
- Component:
- 118000 electrical system: software
- Summary:
- Mack: diagnostic trouble codes (dtcs), p1086, p0420, p205b, p202, low temperature, will be resolved with software update enhancements for engine control module (ecm) and aftertreatment control module (acm). model 2013 chu, cxu, gu, leu, mr
- Bulletin:
- PI-0833
- Component:
- 042300 service brakes, air:supply:check valve
- Summary:
- Mack: trucks without hand control valves, were built with double check valve installed to tractor protection valve (tpv) and due to misbuild, double check valve needs removing for proper operation of brake system. model 2013 chu, cxu gu.
- Bulletin:
- FSB-271-002
- Component:
- 118000 electrical system: software
- Summary:
- Mack: due to a software bug, multiple counts of inactive faults were found, affecting the accelerator pedal (standard or kickdown pedal). models 2013 chu, cxu, gu, leu, mru, td, cmh, cmm. *pe
- Bulletin:
- FSB-413-003
- Component:
- 101000 power train:clutch assembly
- Summary:
- Mack: on some trucks, more leg and knee room was provided for operator comfort due to air operated clutch assist system designed to reduce clutch pedal effort by 20% and clutch pedal travel by 2' (50.8mm). model chu, ctp, cxp, cxu, gu. n
- Bulletin:
- PI-0827
- Component:
- 020000 suspension
- Summary:
- Mack: information procedure regarding the inspection and replacement of top plate and spring seat, due to defective bushings of twin y air suspension, if needed. model chu, cxu. no years listed. *pe
- Bulletin:
- FSB-284-044
- Component:
- 061200 engine and engine cooling:engine:diesel
- Summary:
- Mack trucks: under certain conditions, some trucks may have experience regeneration service failures, that include higher turbocharger wheel speed, higher boost pressure, high engine load, uneven engine speed and low t2 temperatures on eng
- Bulletin:
- FSB-284-044
- Component:
- 060000 engine (pws)
- Summary:
- Mack: under certain conditions, higher than expected turbocharger wheel speed, uneven engine speed, low t2 temperatures, high engine load, may have regeneration service failures. model cxu, gu. no years listed. *pe
- Bulletin:
- PI-0837
- Component:
- 060000 engine (pws)
- Summary:
- Mack trucks: information available regarding the enhancements for engine control module (ecm) software updates to address cold start time delay, improved soot level and piston cooling jet (pcj) diagnostic fault. model 2013 chu, cxu, gu, l
- Bulletin:
- FSB-263-039-01
- Component:
- 062200 engine and engine cooling:cooling system:fan
- Summary:
- Mack trucks: the hdms cool logic engine cooling fan drive is leaking fluid from rear drive and hdms fan drive was redesigned, due to leakage, to improve sealing and overall durability of drive. model 2013 chu, cxu, gu, td.
- Bulletin:
- FSB-284-048
- Component:
- 060000 engine (pws)
- Summary:
- Mack truck: due to oil contamination into engine wire harness, main oil gallery pressure sensor or piston cooling jet pressure sensor has failed and new anti wicking jumper harness is available to stop oil from wicking back and causing dam
- Bulletin:
- PI-0848
- Component:
- 072200 fuel system, gasoline:delivery:hoses, lines/piping, and fittings
- Summary:
- Mack truck: in the wire harness that connects the chassis to tank, some wire seals may be missing, and can cause corrosion at connections. model cxu. *pe
- Bulletin:
- FSB-234-019
- Component:
- 071210 fuel system, gasoline:storage:auxillary tank:selector devices
- Summary:
- Mack truck: mounted outside of frame rail, is new fuel tank ventilation filter mounting sleeve, using fuel tank j bracket huck fasteners and to increase protection against fuel injector tip erosion. model chu, cxu, gu, td. *pe
- Bulletin:
- FSB-593-013
- Component:
- 350000 equipment
- Summary:
- Mack truck: the grade gripper feature, on some trucks, are prone to harsh environments with internal contamination, caused by build up of grime, salt, road debris and other contaminants. model chu, cxu, gu, td. *pe
- Bulletin:
- FSB-234-018
- Component:
- 091100 fuel system, other:storage:tank assembly
- Summary:
- Mack truck: to increased protection against fuel injector tip erosion, a new fuel tank ventilation filter was implemented, and mounts on outside of frame rail, using fuel tank j bracket huck fasteners. model chu, cxu, gu, td.
- Bulletin:
- PI-0845
- Component:
- 060000 engine (pws)
- Summary:
- Mack: when suspension is left dumped, no warning light, road speed limit or buzzer due to software in vehicle electronic control unit (vecu) is not supporting vendor engines and needs reprogramming. model 2011-2013 gu, cxu.
- Bulletin:
- PI-0847
- Component:
- 091200 fuel system, other:storage:fuel gauge system
- Summary:
- Mack: software in fuel management module (fmm) had incorrect calibration and open circuit fault criteria, causing low fuel warning to come on too soon and showed full when fuel level sensor signal became open. *pe
- Bulletin:
- FSB-375-012
- Component:
- 111000 electrical system:battery
- Summary:
- Mack: when threshold of high voltage has been met, the lifeguard battery protection system (lvd) relay may not turn loads back on, due to an assembly error at supplier. model 2010-2014 chu, cxu. *pe
- Bulletin:
- PI-364-845
- Component:
- 060000 engine (pws)
- Summary:
- Mack: when suspension, on some trucks, is left dumped, there are no warning light, buzzer or road speed limit, due to vehicle electronic control unit (vecu) software fails to support vendor engines regarding this function. model gu, cxu.
- Bulletin:
- FSB-511-009
- Component:
- 034420 service brakes, hydraulic:foundation components:drum:shoes/linings
- Summary:
- Mack: brake shoes protrudes beyond brake drum and can be resolved by installing brake shoes 152mm (6.0 in) and wide brake drums 18mm (7.0 in). model 2011-2014 chu, cxu, gu, td. *pe
- Bulletin:
- FSB-511-002
- Component:
- 034420 service brakes, hydraulic:foundation components:drum:shoes/linings
- Summary:
- Mack: the protrusion of brake shoes beyond brake drum is being replaced with new 152mm (6.0 in) brakes shoes, 178 mm (7.,0 in) wide brake drums on some trucks. model 2011-2014 chu, cxu, gu, td. *pe
- Bulletin:
- FSB-364-037
- Component:
- 110000 electrical system
- Summary:
- Mack: when the output from the vecu gets shorted out to gnd, there is no warning and causes 5th wheel to slide without activating 5th wheel slide switch and needs to be reprogram. model 2010-2014 chu, cxu, gu, td. *pe
- Bulletin:
- FSB-284-061
- Component:
- 060000 engine (pws)
- Summary:
- Mack truck: should reprogrammed engine ecu and aftertreatment control module (acm) due to premium tech tool experience an error code 38 for scr overtemp and engine ecu software needs checking for any troubleshooting is performed. model 20
- Bulletin:
- FSB284064
- Component:
- 060000 engine (pws)
- Summary:
- Ecm and acm reprogramming, obd2015
- Bulletin:
- K58557784
- Component:
- 070000 fuel system, gasoline
- Summary:
- Fuel injector offset learning diagnostic trouble codes ( dtc ) / fault codes logged in engine control module ( ems ); possible rough / uneven idle - obd15 chassis
- Bulletin:
- K04342327
- Component:
- 355200 equipment:other:owners/service/other manual
- Summary:
- Diagnostic trouble code ( dtc ) p0420 illuminating the malfunction indicator lamp (mil) - us17 (ghg17, common rail fuel system) chassis only
- Bulletin:
- K01050303
- Component:
- 355200 equipment:other:owners/service/other manual
- Summary:
- Diagnostic trouble code ( dtc ) p0471 illuminating the malfunction indicator lamp (mil) - us17 (ghg17, common rail fuel system) chassis only
- Bulletin:
- K72614548
- Component:
- 110000 electrical system
- Summary:
- Diagnostic trouble code ( dtc ) p02fa illuminating the malfunction indicator lamp (mil) - us17 (ghg17, common rail fuel system) chassis only
- Bulletin:
- K04247174
- Component:
- 060000 engine (pws)
- Summary:
- Diagnostic trouble code ( dtc ) p471 illuminating the malfunction indicator lamp (mil) - us17+obd16, us17+obd18 (ghg17, common rail fuel system) chassis with turbo compound only
- Bulletin:
- K76992557
- Component:
- 070000 fuel system, gasoline
- Summary:
- Aftertreatment hydrocarbon injector (ahi, 7th injector) changes between us10 and us17 (ghg17, common rail fuel system) - chassis experiencing high soot accumulation, abnormal ( too high, overtemp, too low ) regeneration temperatures followi
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