2003 Mack Ch Recalls, Complaints & Specs
7 safety recalls list the 2003 Mack Ch. Check your own VIN below.
7 safety recalls for the 2003 Mack Ch
Most recent first. Recall repairs are free at any authorised dealer. Click a recall for the full defect, consequence and remedy text.
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Fuel system, diesel
On certain trucks equipped with aset AC model engines, the engine as configured with an external exhaust gas recirculation system makes servicing the fuel injection lines difficult when using traditional tools. Therefore, it is possible for fuel leaks to develop when removing and installing the fuel injection lines.
Remedy: Dealers will replace the fuel injection lines free of charge. Note: this recall supersedes a previous campaign conducted in 2006 (please see 06v392). The recall began on september 11, 2007, with subsequent mailings…
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Fuel system, diesel
On certain trucks, a leak in the aset AC fuel injection line may spray fuel on the exhaust gas recirculation pipes that carry hot exhaust gases .
Remedy: Mack has issued a stop work on this campaign under further notice (2-22-2007). The remedy does not adequately address the issue on all vehicles. Mack will re-release the recall in the near future. (please see NHTSA no.…
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Hoses, lines/piping, and fittings (fuel system)
On certain heavy duty class 8 diesel trucks equipped with aset AC engines, the location of the fuel inlet hose may result in overheating or abrasion of the hose, which may lead to a premature failure.
Remedy: Dealers will repair and replace the fuel inlet hose free of charge. The recall began on february 14, 2005. Due to some quality and supply issues with parts to support this safety recall, owners may have been informed…
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Steering
On certain truck chassis, the steering gear mounting bolts were made of inconsistent bolt material, which has LED to bolt failures. This inconsistent bolt material condition could result in a failure of a steering gear mounting bolts. The steering gear is mounted to the vehicle's frame with three bolts.
Remedy: Dealers will inspect vehicles. New steering gear mounting bolts will be installed. The recall began october 2004. Owners should contact mack at 1-610-709-3337.
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Pressure relief devices (fuel system)
On certain chassis built with lng engines, the nexgen lng tank's primary and secondary relief valves could fail to open and relieve tank pressure.
Remedy: Dealers will retrofit the lng tanks with a new primary relief valve pipe away tube and a new ventilated shroud. The recall began april 6, 2004. Owners who take their vehicles to an authorized dealer on an agreed upon…
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Arm (steering)
On certain chassis equipped with dana steering axle assemblies. These axles are built with an integral knuckle and steering arm. The steering arm could have longitudinal cracks.
Remedy: Dealers will inspect the integral knuckle and steer arm and replace if necessary. Owner notification began on january 16, 2004. Owners who take their vehicles to an authorized dealer on an agreed upon service date and…
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Check valve (service brakes)
Certain heavy duty vehicles fail to comply with the requirements of federal motor vehicle safety standard no. 121, "air brake systems." improper seating of the check valve retainer in the brass fitting housing has occurred. It is possible for the air brake system pressure to push the check valve internal parts into the primary system…
Remedy: Dealers will replace the check valve. Owner notification began november 26, 2003. Owners should contact mack at 1-610-709-3337.
No owner complaints on file
NHTSA has no owner complaints on file for the 2003 Mack Ch. For context, the average model year in NHTSA's database has dozens; a zero can mean a reliable vehicle, a rare one, or both.
Compare Mack Ch model years
Recall and complaint counts for every Mack Ch model year in NHTSA's database.
| Model year | Recalls | Complaints |
|---|---|---|
| 1987 Mack Ch | 1 | 0 |
| 1988 Mack Ch | 6 | 0 |
| 1989 Mack Ch | 7 | 0 |
| 1990 Mack Ch | 5 | 0 |
| 1991 Mack Ch | 5 | 0 |
| 1992 Mack Ch | 5 | 1 |
| 1993 Mack Ch | 4 | 0 |
| 1994 Mack Ch | 0 | 1 |
| 1995 Mack Ch | 1 | 0 |
| 1996 Mack Ch | 3 | 1 |
| 1997 Mack Ch | 2 | 1 |
| 1998 Mack Ch | 3 | 0 |
| 1999 Mack Ch | 7 | 0 |
| 2000 Mack Ch | 7 | 0 |
| 2001 Mack Ch | 5 | 0 |
| 2002 Mack Ch | 6 | 2 |
| 2003 Mack Ch | 7 | 0 |
| 2004 Mack Ch | 5 | 0 |
| 2005 Mack Ch | 3 | 0 |
| 2006 Mack Ch | 2 | 0 |
| 2007 Mack Ch | 3 | 0 |
Checking a specific 2003 Mack Ch
How do I know if my 2003 Mack Ch has an open recall?
Enter your 17-character VIN above. The VIN is on the driver's side dashboard (visible through the windshield), the driver's door jamb sticker, and your registration or insurance card. The check runs against NHTSA's live database and tells you which campaigns list your vehicle. 7 campaigns currently list the 2003 Mack Ch; your car may already have been repaired under some of them.
Is the recall repair free?
Yes. Under federal law, manufacturers must fix safety recalls at no charge for vehicles up to 15 years old from the date of sale to the first owner. Contact any authorised Mack dealer with your VIN and the NHTSA campaign number (for example 03V253000).
What is the difference between a recall and a complaint?
A recall is a safety campaign filed by the manufacturer or ordered by NHTSA, with a defined defect and remedy. A complaint is a report an owner sent to NHTSA; it is not verified, but patterns of complaints are what trigger NHTSA investigations and, eventually, recalls.
Other Mack models
- Mack28 complaints
- Anthem (an)12 complaints
- Granite (gr)9 complaints
- CXU6127 complaints
- Gu6 complaints
- CH6005 complaints
- Cxu5 complaints
- Rd5 complaints
Source: NHTSA recall and complaint databases and EPA fuel economy data, October 2026. Complaint counts are owner reports to NHTSA, not verified defects. Recall counts are safety campaigns that list this model year; whether a particular car was already repaired depends on its VIN. How this data is compiled.