Vehicle recall 12V434000 · September 6, 2012
Mack CHU and CXU
A short in the fog light circuit may cause the low beam headlight circuit to cut out.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Mack is recalling certain model year 2007-2010 CHU and CXU vehicles, manufactured from October 13, 2006, through December 23, 2009 and equipped with daytime running lights and fog lights. A short in the fog light circuit may cause the low beam headlight circuit to cut out.
- Consequence
- If the low beam headlights go out, the driver may lose visibility, increasing the risk of a crash.
- Remedy
- Mack will notify owners, and install an additional wiring harness on the affected vehicles, free of charge. The safety recall began on November 14, 2012. Owners may contact Mack Trucks at 1-800-866-1177.
- Notes
- Mack's recall number is SC0365.Customers may contact the National Highway Traffic Safety Administration's Vehicle Safety Hotline at 1-888-327-4236 (TTY: 1-800-424-9153); or go to http://www.safercar.gov.
Recall details
- NHTSA campaign
- 12V434000
- Reported to NHTSA
- September 6, 2012
- Filed by
- MACK TRUCKS, INC
- Manufacturer campaign
- SC0365
- Owner notification
- November 14, 2012
- Vehicles potentially affected
- 3,864
- Initiated by
- the manufacturer
- Components
- Exterior lighting › Fog lights; Electrical system › Wiring › Fuses and circuit breakers
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
Has your Mack been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Mack dealer can also check your VIN. Recall repairs are free.