Recall 21V233000 — ELECTRONIC STABILITY CONTROL (ESC):CONTROL MODULE:SOFTWARE Defect in 2018-2022 MACK GRANITE (GR)
RECALL This recall affects up to 557 vehicles.
Recall Summary
| NHTSA Campaign | 21V233000 |
| Manufacturer | Mack Trucks, Inc. |
| Vehicles Affected | 557 |
| Component | ELECTRONIC STABILITY CONTROL (ESC):CONTROL MODULE:SOFTWARE |
| Date Notified | |
| Affected Vehicles |
2018 MACK GRANITE (GU), 2018 MACK PINNACLE (CHU), 2018 MACK GRANITE (GR), 2018 MACK PINNACLE (CXU), 2018 MACK PINNACLE (PI/PN), 2018 MACK ANTHEM (AN), 2019 MACK PINNACLE (CHU), 2019 MACK GRANITE (GR), 2019 MACK GRANITE (GU), 2019 MACK PINNACLE (CXU), 2019 MACK ANTHEM (AN), 2019 MACK PINNACLE (PI/PN), 2020 MACK GRANITE (GU), 2020 MACK PINNACLE (CHU), 2020 MACK GRANITE (GR), 2020 MACK PINNACLE (CXU), 2020 MACK ANTHEM (AN), 2020 MACK PINNACLE (PI/PN), 2021 MACK PINNACLE (CHU), 2021 MACK GRANITE (GU), 2021 MACK GRANITE (GR), 2021 MACK PINNACLE (CXU), 2021 MACK ANTHEM (AN), 2021 MACK PINNACLE (PI/PN), 2022 MACK GRANITE (GR), 2022 MACK GRANITE (GU), 2022 MACK PINNACLE (CXU), 2022 MACK PINNACLE (CHU), 2022 MACK ANTHEM (AN), 2022 MACK PINNACLE (PI/PN)
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Defect Description
Mack Trucks, Inc. (Mack) is recalling certain 2018-2022 Anthem (AN), Granite (GR/GU), and Pinnacle (CHU/CXU/PI) vehicles equipped with "camelback" rear suspension and electronic stability control. The vehicles may not stay in their lane at certain speeds. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 136, "Electronic Stability Control Systems on Heavy Vehicles."
Safety Consequence
A vehicle that drifts out of its lane increases the risk of a crash.
Remedy
Mack will notify owners, and dealers will reprogram the vehicle control units, free of charge. The recall began on April 21, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0423.
Related Recalls for MACK
| Campaign | Vehicle | Component | Date | Affected |
|---|---|---|---|---|
| 25V666000 | 2024 MACK MD (ELECTRIC) | SEAT BELTS:FRONT:ANCHORAGE | 15,841 | |
| 25V801000 | 2025 MACK PIONEER PR (4) | EQUIPMENT:MECHANICAL | 46 | |
| 25V622000 | 2025 MACK PIONEER PR (4) | EXTERIOR LIGHTING:LIGHTING CONTROL MODULE | 156 | |
| 25V495000 | 2026 MACK GRANITE GR (4) | SERVICE BRAKES, AIR:DRUM | 36 | |
| 25V521000 | 2025 MACK ANTHEM (AN) | STEERING | 32 | |
| 25V427000 | 2024 MACK MD (ELECTRIC) | ELECTRICAL SYSTEM:SOFTWARE | 148 | |
| 25V352000 | 2026 MACK GRANITE GR (4) | SERVICE BRAKES, AIR:DRUM | 5 | |
| 25V382000 | 2025 MACK GRANITE (GR) | ELECTRICAL SYSTEM:12V/24V/48V BATTERY | 8 | |
| 25V333000 | 2026 MACK MD | SEAT BELTS | 42 | |
| 25V030000 | 2010 MACK MRU | SERVICE BRAKES, AIR:ANTILOCK | 142 |