NHTSA campaign 14V738000 · Mack campaign SC0386
Mack Recall 14V-738: Automatic Shut-down Protection System
NHTSA recall 14V738000 (Mack campaign SC0386) was reported by Mack Trucks, Inc. on November 20, 2014, with 40 vehicles potentially affected (per NHTSA). NHTSA's record lists the Mack GRANITE (GU) and Mack PINNACLE (CXU) for the 2015 model year. Owners were notified on January 16, 2015, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 14V738000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Free VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 14V738000 (also written 14V-738 or 14V738)
- Filed by
- Mack Trucks, Inc.
- Mack campaign number
- SC0386
- Report received
- Potentially affected
- 40 vehicles (per NHTSA)
- Component
- Engine
- Owners notified
Repair completion: 92.5% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 14V738000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
Mack
Mack GRANITE (GU)
- 2015 · Vehicles built January 1, 2014 – August 20, 2014 (per NHTSA)
Mack PINNACLE (CXU)
- 2015 · Vehicles built January 1, 2014 – August 20, 2014 (per NHTSA)
NHTSA's recall notice
As NHTSA's recall record states it for campaign 14V738000.
Defect description
Mack Trucks, Inc. (Mack) is recalling certain model year 2015 CXU and GU trucks manufactured January 1, 2014, to August 20, 2014. The affected vehicles contain an incorrectly wired Automatic Shut-down Protection System, which may not operate as expected.
Safety consequence
If the Automatic Shut-down Protection System does not operate as expected, the operator may be unable to control the increase in the engines rpms, increasing the risk of engine failure and vehicle fire.
Manufacturer remedy
Mack will notify owners, and dealers will inspect the system for correct operation and repair if necessary, free of charge. The recall began on January 16, 2015. Owners may contact Mack customer service at 1-610-709-2131. Mack's number for this recall is SC0386.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Sources
Official NHTSA notice for recall 14V738000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.