Steering: critical fasteners (Mack)
Vehicle recall 23V-143. NHTSA received Mack Trucks, Inc.’s report on Mar 3, 2023.
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The short answer
NHTSA received Mack Trucks, Inc.’s report on Mar 3, 2023. Copied from NHTSA on Oct 19, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
Steer axle assembly separation can result in a loss of vehicle control, increasing the risk of a crash.
Mack Trucks, Inc.
(Mack) is recalling certain 2023 Granite (GR) vehicles.
The front-drive steer axle fasteners may not have been tightened sufficiently and could come loose, resulting in a complete separation of the axle assembly joints.
NHTSA, Recalls flat file. Released Oct 19, 2026. Updated daily.
- NHTSA’s part: Steering: critical fasteners.
What should you do?
Dealers will replace and tighten the axle fasteners, as necessary, free of charge. Owner notification letters were mailed March 20, 2023. Owners may contact Mack customer service at 1-800-866-1177. Mack’s number for this recall is SC0441.
NHTSA, Recalls flat file. Released Oct 19, 2026. Updated daily.
- How to reach the firm: 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.nhtsa.gov.
- Check a vehicle by its VIN at NHTSA: the recalls still open on it are listed there.
Which ones are recalled?
NHTSA counts 17 vehicles potentially involved, across everything this recall names.
Each model year opens its own page: every recall naming it, its owner complaints and its crash ratings.
NHTSA, Recalls flat file. Released Oct 19, 2026. Updated daily.
- Mack Granite (GR)2023
Who is recalling it?
- Made by Mack Trucks, Inc..
NHTSA, Recalls flat file. Released Oct 19, 2026. Updated daily.
What the record doesn’t say
- NHTSA’s recall file doesn’t say whether anyone was hurt. Owners’ complaints are counted on each vehicle’s page.
- Whether one vehicle or seat has been fixed: only its maker, or NHTSA’s lookup with a VIN, can say.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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National Highway Traffic Safety Administration, Recalls flat file (FLAT_RCL_POST_2010).
Released Oct 19, 2026 and checked Oct 19, 2026. Updated daily. Public domain (U.S. Government work).
Vehicle, car seat, tire and vehicle equipment recalls, owner complaints and crash ratings are from the National Highway Traffic Safety Administration (NHTSA). Copied on Oct 19, 2026.