The worst 2003 Mack DM problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
Problems by type
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Recalls 2
Power train: axle assembly
- What is wrong
- Mack trucks is recalling certain model year 2002 through 2004 cl, cv, le, mr, rb, rd, and model year 2003 through 2004 dm heavy trucks manufactured from february 1, 2002 through september 30, 2003, equipped with axle beams manufactured by bharat forge. The axle beam may have transverse shear lines on the bottom of the axle from the trimming process.
- Risk
- These lines, if present, can promote initiation of cracks, which over time may possibly lead to axle beam failure and a vehicle crash can occur.
- Remedy
- Mack will notify owners, inspect and replace any affected axle beams free of charge. The safety recall began on march 5, 2010. Owners may contact mack at 1‑800‑866‑1177.
Recall number 10V069000 · Recall details
Service brakes, air: disc: chamber
- What is wrong
- Certain trucks fail to comply with the requirements of federal motor vehicle safety standard no. 121, "air brake systems." the front brake chamber on some 18,000 lb. And 20,000 lb front axle assemblies is too small to meet stopping distance requirements.
- Risk
- This could cause the stopping distance to be increased, which could result in a crash.
- Remedy
- Dealers will replace the front brake chambers. The recall began april 21, 2004. Owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact mack at 1‑610‑709‑3337.
Recall number 04V118000 · Recall details
Technical service bulletins for the 2003 Mack DM 31
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Mack Trucks now offer an improved HD Inter-Axle Through Shaft for the CRD 125, 150, 180, and 200 family...
- Barksdale Leveling Valve, Leak Test
- V-mac III
- CBR: eWarranty To UCHP Labor Code ( SCC Code ) Crossover, Conversion Information For Use With Campaigns (...
- US10 Emission Engines
- Automated Manual Transmission ( AMT ) I-Shift / mDRIVE
- (Back Office)
- Programming Failure
- NOx Sensor Troubleshooting Guide
- Use for new vehicles (US21+OBD22
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Questions about the 2003 Mack DM
Is the 2003 Mack DM reliable?
Owners have filed 0 complaints about the 2003 Mack DM.
What is the most common problem with the 2003 Mack DM?
There are not enough complaints to tell.
How many recalls does the 2003 Mack DM have?
2 recalls, covering power train and service brakes, air.
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