2024 Mack MD Recall: Steering gear fasteners may not be properly tightened
NHTSA campaign 23V605000 · Steering · filed Aug 30, 2023 · verified Jul 30, 2026
The defect
Mack Trucks, Inc. (Mack) is recalling certain 2024 MD6 and MD7 vehicles. The steering gear fasteners may not be properly tightened.
The risk
Loose steering gear fasteners may result in a loss of vehicle control, increasing the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will tighten the steering gear fasteners, free of charge. Owner notification letters are expected to be mailed October 23, 2023. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0449.
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.
Affected vehicles
Related recalls
More Mack MD recalls
- 2019–2025 Mack Anthem (an) and 4 other models — Seat belt anchorage bracket may be improperly welded
- 2026 Mack MD — Center bench seat belt assembly may be routed incorrectly
- 2024–2025 Mack MD and 1 other model — Gross Axle Weight Rating (GAWR) listed on the vehicle…
- 2024 Mack MD — Park brake light may indicate the incorrect brake status…
- 2024 Mack MD — Steering wheel attachment bolt may loosen and separate from…
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 23V605000 (manufacturer number SC0449). Data last verified Jul 30, 2026.