NHTSA campaign 16V099000 · Mack campaign SC0399
Mack Recall 16V-099: Driveshaft may Disconnect
NHTSA recall 16V099000 (Mack campaign SC0399) was reported by Mack Trucks, Inc. on February 19, 2016, with 33,981 vehicles potentially affected (per NHTSA). NHTSA's record lists the Mack GRANITE (GU), Mack TERRAPRO (MRU), Mack TITAN (TD) and more for model years 2012–2016. Owners were notified on June 7, 2016, 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 16V099000 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
- 16V099000 (also written 16V-099 or 16V099)
- Filed by
- Mack Trucks, Inc.
- Mack campaign number
- SC0399
- Report received
- Potentially affected
- 33,981 vehicles (per NHTSA)
- Component
- Power Train — Driveline — Driveshaft
- Owners notified
Repair completion: 62.06% (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 16V099000. 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)
Mack LR
Mack PINNACLE (CHU)
Mack PINNACLE (CXU)
Mack TERRAPRO (LEU)
Mack TERRAPRO (MRU)
Mack TITAN (TD)
NHTSA's recall notice
As NHTSA's recall record states it for campaign 16V099000.
Defect description
Mack Trucks, Inc. (Mack) is recalling certain model year 2012-2016 Granite (GU), Pinnacle (CHU, CXU), TerraPro (LEU, MRU), Titan (TD), and LR trucks manufactured from September 1, 2011, through September 8, 2015. The cap nut that retains the interaxle driveshaft yoke to the rear axle input shaft may loosen.
Safety consequence
If he cap nut loosens and falls off, the yoke can separate from the axle input shaft and allow the drive shaft to disconnect, increasing the risk of a crash.
Manufacturer remedy
Mack will notify owners, and dealers will replace the cap nut. The input shaft threads will be inspected for damage. Any damaged input shaft will be replaced. These repairs will be performed free of charge. An interim notice was sent to owners on April 25, 2016. The recall began on June 7, 2016. Owners may contact Mack customer service at 1-610-709-2131. Mack's recall campaign number for this recall is SC0399.
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 16V099000
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.