Mack CHN recalls and problems
22 recalls and 1 owner complaint for 7 model years. Pick your year for full details.
Recalls
22
Complaints
1
Crashes reported
0
Fires reported
0
Choose a model year
Mack CHN by year
Most reported Mack CHN problems
| Problem area | Reports | |
|---|---|---|
| Engine and Engine Cooling | 1 |
All Mack CHN recalls
| Recall | Date | Years | Component | Summary |
|---|---|---|---|---|
| 07V-497 | Oct 23, 2007 | 2006–2008 | Trailer Hitches | On certain trucks equipped with a saf holland simplex fifth wheel, the lever arm pivot bolt may have been over tightened. |
| 07V-401 | Sep 5, 2007 | 2002–2007 | 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. |
| 07V-361 | Aug 15, 2007 | 2005–2007 | Service Brakes, Air | On certain trucks equipped with parker single check valves (Scv) provided by bendix. |
| 07V-360 | Aug 15, 2007 | 2006–2007 | Parking Brake | 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… |
| 07V-159 | Apr 13, 2007 | 2007 | Fuel System, Diesel | Certain trucks were recalled for the installation of sleeves on the fuel injection line as required by safety recall sc0317 (Nhtsa recall no. |
| 07V-123 | Mar 21, 2007 | 2007 | Power Train | On certain trucks, the axle housings may have been manufactured with steel that was out of specification which could result in a fatigue failure over time. |
| 07V-023 | Feb 1, 2007 | 2007 | Steering | On certain trucks, the nut that retains the steering wheel may not have been installed. |
| 06V-392 | Oct 13, 2006 | 2003–2007 | 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 . |
| 06V-367 | Sep 26, 2006 | 2007 | Service Brakes, Air | On certain trucks, the brake cam tubes on the steer and drive axles may not have been greased. |
| 06V-290 | Aug 3, 2006 | 2004–2007 | Fuel System, Diesel | On certain trucks, the fuel line crossover bracket may prematurely fail and unexpectedly fall to the road. |
| 06V-271 | Jul 26, 2006 | 2007 | Service Brakes, Air | On certain trucks equipped with a legris air manifold, the brass push-to-connect cartridge may unexpectedly separate from the plastic housing. |
| 06V-232 | Jun 28, 2006 | 2007 | Parking Brake | On certain trucks equipped with sr-7 bendix brake valves, the check valve inside the valve cavity may not properly set, causing internal air leakage. |
| 05V-454 | Oct 4, 2005 | 2006 | Power Train | On certain trucks equipped with arvinmeritor series 145 and 160 rear drive axles. |
| 05V-442 | Sep 26, 2005 | 2006 | Service Brakes, Air | On certain vehicles, the brake cam tubes on the steer and drive axles may not have been greased. |
| 05V-438 | Sep 26, 2005 | 2005–2006 | Service Brakes, Air | On certain vehicles, the brake cam tubes on the steer axle may not have been greased. |
| 05V-439 | Sep 26, 2005 | 2004–2006 | Service Brakes, Air | On certain vehicles. |
| 05V-441 | Sep 26, 2005 | 2005–2006 | Service Brakes, Air | On certain vehicles, the brake cam tubes on the steer and drive axles may not have been greased. |
| 05V-313 | Jul 7, 2005 | 2005–2006 | Power Train | On certain heavy duty class 8 trucks equipped with fxl axles, there is a potential that the draglink may contact the brake slack adjuster during full wheel cut and articulation of the chassis. |
| 05V-184 | Apr 22, 2005 | 2006 | Wheels | On certain heavy duty class 8 trucks equipped with accuride aluminum wheels, the wheels were not properly pre-stressed. |
| 05V-111 | Mar 24, 2005 | 2004–2005 | Power Train | On certain trucks equipped with the fxl axle and meritor 16.5 x 5 brakes with dust shields, there may be interference between the dust shield mounting bolt and the knuckle on the front axle. |
| 05V-112 | Mar 24, 2005 | 2004 | Service Brakes, Air | On certain heavy duty class 8 trucks equipped with air suspension proprietary axles and adjustable lengh torque rods, an interference between the adjustable torque rod and the brake chamber on the left side of the… |
| 05V-015 | Jan 14, 2005 | 2002–2005 | Fuel System, Gasoline | 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. |
Frequently asked questions
What is the worst year for the Mack CHN?
By owner complaints to NHTSA, the 2007 Mack CHN has the most reports (1). Check the 2007 page for the problems owners describe.
How many recalls does the Mack CHN have?
NHTSA lists 22 safety recalls covering Mack CHN model years 2002–2008.
What are the most common Mack CHN problems?
Owners report engine and engine cooling problems most often.