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.
Risk and remedy
Risk
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.
Remedy
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.
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.
Risk and remedy
Risk
This could delay or failure in applying the parking brakes which could result in a vehicle roll away, increasing the risk of a crash.
Remedy
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.
On certain trucks equipped with parker single check valves (scv) provided by bendix. the defect exists in the parker scv that connects with the supply port of the SR-7 spring brake modulating valve. after prolonged use of the parker scv, the valve body retainer may become excessively worn and eventually break apart. pieces of the parker scv can become…
Risk and remedy
Risk
This condition can cause a delay in the application of the spring brakes to park the vehicle after the operator pulls the dash valve button. these conditions can occur without warning, leading to unintended vehicle rollaway, brake drag, or in the case of loss of primary circuit, inability to modulate the spring brakes.
Remedy
Mack IS working with bendix to replace the parker single check valve. the recall began on january 9, 2008. owners may contact bendix at 1-440-329-9000 or mack at 1-800-528-6586.
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.
Risk and remedy
Risk
If the pin were to come loose, the driver would not be able to apply the service brake, which could result in a crash.
Remedy
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.
Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.
10246086TSB: Mack Trucks now offer an improved HD Inter-Axle Through Shaft for the CRD 125, 150, 180, and 200 family carriers. The new HD shaft went into production on January 23rd, 2023 for 2.54 - 3.50 axle ratios and April 1st, 2023 for 3.56 - 3.98 ratios. The new HD through shaft is an upgrade over the current standard shaft and can now be used as a replacement part instead of the standard shaft. The new HD shaft has a new design to increase strength, longevity and life over the standard shaft.
10241946TSB: Barksdale Leveling Valve, Leak Test
10237339CBR: eWarranty To UCHP Labor Code ( SCC Code ) Crossover, Conversion Information For Use With Campaigns ( FI, PI ) And Recalls ( EC, SC ), Location On Trucks Dealer Portal ( TDP )
102226142008 Document reformated to be published as a TSB in Impact. Torque rod interference.
10215315Programming Failure - Chassis With Cummins Engine And An Allison Transmission
10215312(Back Office) - Cruise Control Inoperative After Updating Software VECU5 Without ESP Package (UESP).
10215289Automated Manual Transmission ( AMT ) I-Shift / mDRIVE - Ribbon Harness Replacement - Speed Sensor Bolts, Possible Fault Codes P1058 - 21 Or MID 130 PID 161 FMI 1
10213633USE FOR NEW VEHICLES (US21+OBD22 Emissions) - Intermittent Diagnostic Trouble Codes U02A3, U029D, U029E
10213632NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions
10213630Mack Chassis - Vehicles Equipped With An Automated Manual Transmission Model F ( AMT-F, mDrive ), Premium Tech Tool ( PTT ) Gearbox Calibration Failure; Gearbox Calibration Operation Stops And Fails At 33% When Run With Transmission Removed
10213625Mack - PTO Pump Speed Calculator
10213612(Back Office Only) Mack Chassis - Cruise Control Inoperative After Disabling The Electronic Stability Program (ESP)
10213609Mack Chassis - Diesel Exhaust Fluid ( DEF ) System Cleaning/Flush After DEF Pump Failure Or System Contamination
10213608Mack Chassis - Bendix Vendor Configuration Program ( VCP ) Software Download Information
10213605Mack Chassis - Diagnostic Trouble Codes ( DTC's ) - P020113, P020213, P020313, P020413, P020513, P020613, Cylinders 1 Through 6 Injector A Open Circuit
10203153Lighting Control Module ( LCM ) Replacement - Refer To Technical Parts Information ( TPI ) 364 - 034 Control Unit
10152945Mack Chassis - Fault Code SID 158 FMI 0 Logging In Instrument Cluster ( MID 140, IC ), No Code Description Or Diagnostic Information
10130447Diagnostic Trouble Code ( DTC ) P02FA Illuminating The Malfunction Indicator Lamp (MIL) - US17 (GHG17, Common Rail Fuel System) Chassis ONLY
10130444Diagnostic Trouble Code ( DTC ) P0471 Illuminating The Malfunction Indicator Lamp (MIL) - US17 (GHG17, Common Rail Fuel System) Chassis ONLY
10130443Diagnostic Trouble Code ( DTC ) P0420 Illuminating The Malfunction Indicator Lamp (MIL) - US17 (GHG17, Common Rail Fuel System) Chassis ONLY
10130439Fuel Injector Offset Learning Diagnostic Trouble Codes ( DTC ) / Fault Codes Logged In Engine Control Module ( EMS ); Possible Rough / Uneven Idle - OBD15 Chassis
10054150Mack: 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. No years listed.
10040051Mack trucks: there IS revised mounting hardware for the exhaust manifold and turbocharger.
10037935Mack trucks: there IS a new thermostat seal and cover to prevent coolant leakage.
10037488Mack trucks: if there IS a failed outer valve spring there IS a replacement procedure.
10032351Mack 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.
10032350Mack 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. 21113789) which utilizes stainless steel seal rings at the slip joints, IS available through the mack parts system.
10032348Mack 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.
10032084Mack 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 travel by 2" (50.8mm). No model years listed.
Every Mack Ctp model year
Bars are owner complaints, dots mark years with recalls. Select a year to open its report.