2007 MACK CTP Recalls (6)
- Campaign:
- 06V232000 on 06/27/2006
- Component:
- Parking brake:conventional:air
- Manufactured:
- 04/04/2006 - 05/31/2006
- Affected:
- 2,587
- Defect:
- On certain trucks equipped with sr-7 bendix brake valves, the check valve inside the valve cavity may not properly set, causing internal air leakage. if the check valve does not properly seat, the resulting leakage can cause a delay in the application of the spring brakes to park the vehicle after operator pulls the dash valve button.
- Consequence:
- The delayed parking brake application can occur without warning, leading to unintended vehicle rollaway increasing the risk of a crash.
- Correction:
- Dealers will inspect the valves and replace it free of charge. the recall began on august 14, 2006. owners may contact mack trucks at 1-800-528-6586.
- Notes:
- Mack trucks recall no. sc0336 (sc0313).customers can also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to http://www.safercar.gov.
- Campaign:
- 07V051000 on 02/14/2007
- Component:
- Service brakes, air
- Manufactured:
- 01/02/2005 - 12/14/2006
- Affected:
- 37
- Defect:
- Certain trucks equipped with haulmax rear suspensions fail to comply with the requirements of federal motor vehicle safety standard no. 121, "air brake systems." it does not meet the required stopping distance as specified in the regulation.
- Consequence:
- The vehicle could experience reduced braking performance as a result. if this warning is not heeded, a vehicle crash could occur.
- Correction:
- Dealers will relocate the antilock braking system (abs) sensor from the rear drive axle to the front drive axle free of charge. the recall began on june 15, 2007. owners may contact mack trucks at 1-800-528-6586.
- Notes:
- Mack trucks recall no. sc0320.customers may also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to http://www.safercar.gov.
- Campaign:
- 07V053000 on 02/14/2007
- Component:
- Suspension
- Manufactured:
- 09/08/2006 - 11/19/2006
- Affected:
- 86
- Defect:
- On certain trucks equipped with a 46k pound chalmers rear suspension, the adjustable torque rods used on the suspension may be brittle.
- Consequence:
- This may lead to a premature failure of the rod, which may result in a loss of control of the vehicle increasing the risk of a crash.
- Correction:
- Dealers will inspect and repair the rods as required free of charge. the recall began on march 14, 2007. owners may contact mack trucks at 1-800-528-6586.
- Notes:
- Mack recall no. sc0318. customers may also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to http://www.safercar.gov.
- Campaign:
- 07V098000 on 03/13/2007
- Component:
- Service brakes, hydraulic:pedals and linkages
- Manufactured:
- 06/27/2005 - 01/30/2007
- Affected:
- 3,587
- Defect:
- On certain trucks, the cotter pin that retains the brake pedal clevis pin may not have been installed. the clevis pin connects the brake pedal to the brake foot valve.
- Consequence:
- If the pin were to come loose, the driver would not be able to apply the service brake, which could result in a crash.
- Correction:
- Dealers will inspect to see if the cotter pin is missing. if the pin is missing, the cotter pin will be installed. owners are being advised not the drive the vehicle until the pin has been installed. the recall began on march 26, 2007. owner may contact mack truck at 1-800-528-6586.
- Notes:
- Mack trucks recall no. sc0321.customers may contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty: 1-800-424-9153); or go to http://www.safercar.gov.
- Campaign:
- 07V360000 on 08/15/2007
- Component:
- Parking brake
- Manufactured:
- 11/03/2005 - 04/30/2007
- Affected:
- 18,805
- Defect:
- On certain trucks equipped with bendix sr-7 spring brake modulating valves, the internal rubber check valve may leak causing a delay in the application of the spring brakes to park the vehicle after the operator pulls the dash valve button.
- Consequence:
- This could delay or failure in applying the parking brakes which could result in a vehicle roll away, increasing the risk of a crash.
- Correction:
- Mack is working with bendix to repair these vehicles (please see 07e037). bendix will install a check valve repair kit for the affected sr-7 spring brake modulating valve free of charge. the recall began on january 10, 2008. owners may contact bendix at 1-440-329-9000 or mack at 1-800-528-6586.
- Notes:
- Mack recall no. sc0335 (sc0328).customers may contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty: 1-800-424-9153); or go to http://www.safercar.gov.
- Campaign:
- 07V497000 on 10/22/2007
- Component:
- Trailer hitches:fifth wheel assembly
- Manufactured:
- 01/08/2006 - 06/28/2007
- Affected:
- 950
- Defect:
- On certain trucks equipped with a saf holland simplex fifth wheel, the lever arm pivot bolt may have been over tightened. an over tightened pivot bolt can distort the pivot bolt spacer sleeve, which may prevent the fifth wheel latch jaw from closing and latching securely around the trailer king pin.
- Consequence:
- There is a possibility that the pivot bolt can become loose without the driver's knowledge. when this occurs, the driver could drive away and the trailer could become disengaged, increasing the risk of a crash.
- Correction:
- Dealers will replace the pivot bolt and sleeve with a hex head shoulder bolt and washer free of charge. the recall began on january 28, 2008. owners may contact mack trucks at 1-800-528-6586.
- Notes:
- Mack trucks recall no. sc0331.customers may also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to http://www.safercar.gov.
2007 MACK CTP TSBs (17)
- Bulletin:
- SB724008
- Component:
- 114000 electrical system:wiring
- Summary:
- Mack - blower motor switch wiring upgrade--all with behr hvac units. manufactured prior to feb. 1, 2008. *nj
- Bulletin:
- TSB-517009
- Component:
- 106000 power train:axle assembly
- Summary:
- Mack truck: broken longitudinal torque rod mounting stud in axle spring seat due to wing bracket interference. this includes the td model. no model years listed. *pe
- Bulletin:
- SB-313006
- Component:
- 101000 power train:clutch assembly
- Summary:
- Mack truck: air assist clutch conversion. air assist to non assist clutch cable conversion. the air operated clutch assist system was designed to reduce clutch pedal effort by approximately 20%, along with reducing the clutch pedal trave
- Bulletin:
- SC-334
- Component:
- 042300 service brakes, air:supply:check valve
- Summary:
- Mack truck: it has been determined that the 90 degree single check valve fitting manufactured by parker hannifin corp. which is used in the supply port of the spring brake modulating relay valve (bendix sr 7 valve) may have a defect whereb
- Bulletin:
- SB-635012
- Component:
- 353600 equipment:air conditioner
- Summary:
- Mack truck: fine particulate filter for hvac units-cxu, chu, gu, cxp and ctp models. a pleated fine particulate hvac filter (part no. 85112361) has been developed for the hvac units in certain models. no model years listed.
- Bulletin:
- SB-214052
- Component:
- 061200 engine and engine cooling:engine:diesel
- Summary:
- Mack truck: exhaust manifolds with stainless steel seal rings-cxp and ctp models equipped with us04 emission compliant mp7 engines. to provide improved sealing at the exhaust manifold joints, a revised exhaust manifold assembly (part no.
- Bulletin:
- SB-313004
- Component:
- 101000 power train:clutch assembly
- Summary:
- Mack truck: revised air assist clutch cable. effective 9/17/07, a revised air assist clutch cable (part no. 27rc410m) was implemented into production on cxu, chu, and gu model chassis. no model years listed. *pe
- Bulletin:
- SB-214-024
- Component:
- 063000 engine and engine cooling:exhaust system
- Summary:
- Mack trucks: if there is a failed outer valve spring there is a replacement procedure. *rm
- Bulletin:
- SB-262-008
- Component:
- 060000 engine and engine cooling
- Summary:
- Mack trucks: there is a new thermostat seal and cover to prevent coolant leakage. *rm
- Bulletin:
- FSB-214-024
- Component:
- 063200 engine and engine cooling:exhaust system:manifold/header/muffler/tail pipe
- Summary:
- Mack trucks: there is revised mounting hardware for the exhaust manifold and turbocharger. *rm
- Bulletin:
- FSB-461-001
- Component:
- 022520 suspension:rear:axle:non-powered axle assembly
- Summary:
- Mack trucks: rear axle housing replacement. *rm
- Bulletin:
- FSB-437-001
- Component:
- 103700 power train:automatic transmission:torque converter
- Summary:
- Mack truck: the easy installation of allison transmission and preventing binding of torque converter pilot during thermal expansion cycle of normal operation by using high temperature molybdenum disulfide grease. *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:
- 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
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