Mack Trucks, Inc. (Mack) is recalling certain model year 2016-2017 Titan vehicles manufactured from February 25, 2015, through February 12, 2016. The bolt connecting the upper steering shaft to the lower steering shaft may not properly secure the upper steering shaft, which can lead to separation of the steering shaft.
Safety risk
Separation of the steering shaft will result in complete loss of steering which may lead to a vehicle crash.
Manufacturer remedy
Mack strongly recommends that the affected vehicles not be driven until the interim remedy is applied. An interim notice was sent to Mack owners on March 21, 2016, and an interim repair is available now. A second notice was mailed on May 12, 2016. The final remedy is now available. Both remedies will be free of charge. Owners may contact Mack customer service at 1-877-800-4945 opt #1. Mack's number for this recall is SC0401.
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 risk
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.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
No complaints recorded for this model year.
Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.