Recalls
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.
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.
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.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Mack told its dealers about the 2013 Mack Pinnacle (chu): known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 10251333 | CBR -Telematics Gateway (TGW) Connect Ability Issues |
| 10251331 | CBR - Active "Set Park Brake" Message On Drivers Information Display (DID). |
| 10251329 | CBR - Automated Manual Transmission ( AMT ) Flywheel Pilot Bearing Wear On Input Shaft. |
| 10249553 | CBR: TGW Will Not Connect After SIM Card Replacement |
| 10246086 | TSB: 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. |
| 10244819 | CBR: Telematics Gateway ( TGW, MID 142 ) Losing Communication With The Instrument Cluster ( IC ) - Counts Of Fault Code (FC) MID 140 PSID 239 FMI 12 Data Link, MID 142 Faulty Device or Component Logging, Possibly Following Engine Start. |
| 10243453 | TSB: Aftertreatment Diesel Exhaust Fluid (DEF) Tank, Level Sensor, Replacement |
| 10241946 | TSB: Barksdale Leveling Valve, Leak Test |
| 10241945 | TSB: Air Restriction Indicator |
| 10237342 | CBR: Diagnostic Trouble Code (DTC) P215A-64, Fault Code SPN 84 FMI 19 |
| 10235490 | TSB: Vibration Diagnostics |
| 10235489 | TSB: Stock Vehicle Storage and Maintenance |
| 10235486 | TSB: New Vehicle Safety Certification Requirements for Vehicles, U.S. and Canada |
| 10235362 | CBR: Mack NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions |
| 10233505 | Mack Chassis - TerraPro (MRU) And Low Entry (LEU) Models - Field Service Bulletin FSB 381-042, Warning Light Bar (WLB) Replacement and Software Conversion Kit - US07, US10, US10+OBD13, US14+OBD13 To US14+OBD16 Emissions, Model Years 2008 To 2017 |
| 10232609 | Mack Chassis - No Gauge Cluster Backlight |
| 10232608 | Mack DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions |
| 10225625 | Mack Chassis - Fault Code List / Engine Control Module (ECM), Aftertreatment Control Module (ACM), Electrical System Version 4 Diagnostic Trouble Codes (DTC) Model Year 2013 - 2017 |
| 10222608 | TSB-Charge Air Cooler t-clamp install. |
| 10219082 | 2009 Document reformatted to be published as a TSB in Impact. Axle Carrier Pinion Angles |
| 10219081 | 2009 Document reformatted to be published as a TSB in Impact. Axle Alignment Specifications |
| 10219079 | 2009 Document reformatted to be published as a TSB in Impact. Air-Operated Clutch Assist Adjustment and Troubleshooting |
| 10215315 | Programming Failure - Chassis With Cummins Engine And An Allison Transmission |
| 10215314 | NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions. |
| 10215312 | (Back Office) - Cruise Control Inoperative After Updating Software VECU5 Without ESP Package (UESP). |
NHTSA manufacturer communications (public domain)
NHTSA investigations
mDrive Transmission Failure to Disengage
NHTSA Office of Defects Investigation