Fatal crashes in the US
From 2020 to 2023, 3 2001 CX vehicles were involved in crashes on US public roads in which someone died; 1 person died inside them, and 1 of the vehicles rolled over. This is a count, not a crash rate: it grows with the number of cars on the road.
NHTSA Fatality Analysis Reporting System (FARS), crash years 2020–2023 (public domain)
Recalls in Canada
5 Transport Canada recalls for the 2001 Mack CX.
| 2008456 23 Dec 2008 | Lights And Instruments On certain vehicles, the headlamp switch may fail causing complete or intermittent loss of headlamp function. Should this occur during hours of darkness, it co… |
| 2003314 5 Dec 2003 | Suspension On certain vehicles, a manufacturing defect in the unitized hub assemblies could result in premature spalling of the front wheel bearings, which in turn could l… |
| 2002061 27 Mar 2002 | Steering Certain Class 8 heavy-duty trucks equipped with R.H. Sheppard M90 steering gears. An incorrect hose was used for the high-pressure line between the power steeri… |
| 2002060 26 Mar 2002 | Steering Certain trucks equipped with e-tech engines. A condition exists on the auxiliary drive shaft of the e-tech engine that causes the loss of power steering on vehi… |
| 2002036 27 Feb 2002 | Brakes Certain heavy-duty trucks equipped with certain Meritor-Wabco brake system relay valves manufactured by Haldex Brake Systems. The valve may stick open when a h… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
MACK IS RECALLING 34,269 MY 1999-2005 CX AND MY 2004-2008 CXN TRUCKS. THE HEADLIGHT SWITCH MAY PREMATURELY FAIL RESULTING IN INOPERATIVE OR INTERMITTENT HEADLIGHTS.
ON CERTAIN HEAVYTRUCKS EQUIPPED WITH TRUCK HUB UNITS MANUFACTURED BY SKF EXCLUSIVELY FOR USE ON ARVINMERITOR'S FF98X SERIES NON-DRIVE STEER AXLES, THE HUB UNIT BEARINGS CAN WEAR PREMATURELY.
ON CERTAIN CLASS 8 HEAVY DUTY TRUCKS EQUIPPED WITH R. H. SHEPPARD M90 STEERING GEARS, AN INCORRECT HOSE WAS USED FOR THE HIGH-PRESSURE LINE BETWEEN THE POWER STEERING PUMP AND THE STEERING GEAR. THE HOSE IS RATED AT 2000 PSI, WHILE IT SHOULD BE RATED AT 3000 PSI.
VEHICLE DESCRIPTION: TRUCKS EQUIPPED WITH E-TECH ENGINES. A CONDITION EXISTS ON THE AUXILIARY DRIVE SHAFT OF THE E-TECH ENGINE THAT CAUSES THE LOSS OF POWER STEERING ON VEHICLES WHERE THE POWER STEERING PUMP IS MOUNTED OFF THE FRONT OF THE ENGINE.
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH CERTAIN MERITOR-WABCO BRAKE SYSTEM TWO AND FOUR PORT RELAY VALVES. THE VALVE MAY STICK OPEN WHEN A HIGH-PRESSURE APPLICATION IS RELEASED.
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 2001 Mack CX: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 622248 | SUBJECT REGARDING HEATER BLOWER MOTOR REPLACEMENT. *TT |
| 11008366 | CBR: To correct the MID136 SID 66 FMI 7 fault code the latest Bendix VCP fi le will need to be downloaded. |
| 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. |
| 10241946 | TSB: Barksdale Leveling Valve, Leak Test |
| 10238788 | V-MAC III Odometer And Engine Hours Programming |
| 10237339 | CBR: 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 ) |
| 10218913 | 2009 Document reformatted to be published as a TSB in Impact. Day cab Conversion Closure Panel |
| 10215315 | Programming Failure - Chassis With Cummins Engine And An Allison Transmission |
| 10215312 | (Back Office) - Cruise Control Inoperative After Updating Software VECU5 Without ESP Package (UESP). |
| 10215289 | Automated Manual Transmission ( AMT ) I-Shift / mDRIVE - Ribbon Harness Replacement - Speed Sensor Bolts, Possible Fault Codes P1058 - 21 Or MID 130 PID 161 FMI 1 |
| 10215287 | US10 Emission Engines - Diagnostic Trouble Code ( DTC ) SPN 1231 FMI 9 Troubleshooting. |
| 10213658 | Emcon (Spark Assist) Engine Aftertreatment System Troubleshooting Check Sheet - US07 Emissions |
| 10213652 | Low Oil Pressure Diagnostic Process For 11 Liter Engines |
| 10213648 | Engine And V-MAC III System Will Not Shutdown |
| 10213644 | Premium Tech Tool ( PTT ) Training Materials And Support Tools |
| 10213642 | No Start Condition After Over The Air Programing - VECU5 No Start "Safe State" |
| 10213641 | Temperature Sensor Troubleshooting Guide - US10+OBD13 And Newer |
| 10213640 | Electronically Controlled Suspension (ECS) Losing Air Pressure |
| 10213639 | Low Voltage Disconnect (LVD), Function Description |
| 10213638 | DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions |
| 10213637 | DEF Pump Cycling periodically Hours After Key Off |
| 10213636 | Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions |
| 10213633 | USE FOR NEW VEHICLES (US21+OBD22 Emissions) - Intermittent Diagnostic Trouble Codes U02A3, U029D, U029E |
| 10213632 | NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions |
| 10213630 | Mack 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 |
NHTSA manufacturer communications (public domain)
NHTSA investigations
INTEGRAL HUB AND BEARING ASSEMBLY
NHTSA Office of Defects Investigation