Mack Terrapro (mru) Recalls & Complaints by Model Year
NHTSA lists 3 safety recalls and 0 owner complaints across 9 model years of the Mack Terrapro (mru) (2011–2019).
Pick your Mack Terrapro (mru) model year
All Mack Terrapro (mru) recalls (3)
Every NHTSA safety campaign that lists a Mack Terrapro (mru), most recent first, with the model years each one covers.
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Parking brake
Mack Trucks, Inc. (Mack) is recalling certain 2008-2019 TerraPro (MRU) and 2019-2022 TerraPro (TE) vehicles. A brake control valve air leak into the attached exhaust hose can create excessive back pressure, causing the parking brake to release unexpectedly.
Remedy: Dealers will remove the exhaust tube and fitting from the valve, free of charge. Owner notification letters were mailed February 8, 2022. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for…
Model years: 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
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Driveshaft (power train)
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.
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…
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Steering
Mack Trucks, Inc. (Mack) is recalling certain model year 2016-2017 Granite (GU) and TerraPro (MRU) trucks manufactured from November 9, 2015, through January 19, 2016. The affected trucks may be missing a roll pin to secure the upper steering yoke to the steering shaft.
Remedy: Mack will notify owners, and dealers will inspect the vehicles and replace the steering shaft if the roll pin is missing, free of charge. The recall began on April 1, 2016. Owners may contact Mack customer service at…
Other Mack models
- Mack28 complaints
- Anthem (an)12 complaints
- Granite (gr)9 complaints
- CXU6127 complaints
- Ch6 complaints
- Gu6 complaints
- CH6005 complaints
- Cxu5 complaints
Source: NHTSA recall and complaint databases and EPA fuel economy data, October 2026. Complaint counts are owner reports to NHTSA, not verified defects. Recall counts are safety campaigns that list this model year; whether a particular car was already repaired depends on its VIN. How this data is compiled.