2020 Mack Anthem (an), 2020 Mack Granite (GR), 2020 Mack Pinnacle (chu) Recall: Castle nuts and cotter pins used to connect the steering drag link to the…
NHTSA campaign 19V896000 · Steering · filed Dec 16, 2019 · verified Jul 30, 2026
The defect
Mack Trucks, Inc. (Mack) is recalling certain 2020 Anthem (AN), Granite (GR), and Pinnacle (PI) vehicles. The castle nuts and cotter pins used to connect the steering drag link to the pitman arm and steering arm may have not been correctly installed, potentially causing separation of the drag link.
The risk
If the drag link separates, loss of steering control my occur, 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
Mack will notify owners, and dealers will inspect the drag link attachment points, repairing them, as necessary, free of charge. The recall began January 14, 2020. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0420.
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.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Mack | Anthem (an) | 2020 |
| Mack | Granite (GR) | 2020 |
| Mack | Pinnacle (chu) | 2020 |
Related recalls
More Mack Anthem (an) recalls
- 2026 Mack Anthem (an) and 4 other models — Wheel lug nuts may loosen and allow the wheel to detach
- 2019–2025 Mack Anthem (an) and 4 other models — Seat belt anchorage bracket may be improperly welded
- 2025 Mack Anthem (an) and 1 other model — Dynamic steering and oversteer guidance feature may…
- 2025 Mack Anthem (an) and 1 other model — Power cables may have been improperly routed, which can…
- 2025 Mack Anthem (an) — Idler gear bracket fasteners may have been improperly…
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 19V896000 (manufacturer number SC0420). Data last verified Jul 30, 2026.