2007–2010 Mack Chu, 2007–2010 Mack Cxu Recall: A short in the fog light circuit may cause the low beam headlight circuit…
NHTSA campaign 12V434000 · Exterior Lighting · filed Sep 6, 2012 · verified Jul 30, 2026
The defect
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.
The risk
If the low beam headlights go out, the driver may lose visibility, increasing the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
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.
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.
Affected vehicles
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Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 12V434000 (manufacturer number SC0365). Data last verified Jul 30, 2026.