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2021 Mack Pinnacle (Pi/Pn) — federal recalls on file

4 federal recalls reported for the 2021 Mack Pinnacle (Pi/Pn)

These are federal recalls reported for the 2021 Mack Pinnacle (Pi/Pn). A recall may apply only to certain VIN ranges or production windows. To confirm whether your specific VIN is in the affected window, use NHTSA's official per-VIN lookup or enter your VIN on our check page.

24V-792 Open recall Oct 23, 2024

Mack Trucks, Inc.

ELECTRICAL SYSTEM:SOFTWARE, SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE

Mack Trucks, Inc. (Mack) is recalling certain 2020-2025 Anthem, Granite, TerraPro and Pinnacle vehicles, equipped with Bendix EC80 Advanced Electronic Control Units (ECU). Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop working.

Risk: Safety systems that depend on the ECU (Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System) may have diminished or lost functionality, increasing the risk of a crash.

Remedy: Dealers will reprogram the ECU software, free of charge. Owner notification letters were mailed December 9, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0472. The repair is free at any franchised dealer of your brand.

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22V-401 Open recall Jun 7, 2022

Mack Trucks, Inc.

STEERING

Mack Trucks, Inc. (Mack) is recalling certain 2021-22 Granite, Anthem, LR, Pinnacle, and Terrapro tractor trailers. The steering gears may have been assembled incorrectly, which can cause the gear to fracture.

Risk: A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.

Remedy: Dealers will replace the steering gear, free of charge. Owner notification letters were mailed on July 29, 2022. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0437. The repair is free at any franchised dealer of your brand.

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21V-416 Open recall Jun 2, 2021

Mack Trucks, Inc.

WHEELS, WHEELS:HUB

Mack Trucks, Inc. (Mack) is recalling certain 2021-2022 Anthem, Granite, and Pinnacle vehicles. The hubcap compression spring can cause the hubcap to separate.

Risk: A separated hubcap can create a road hazard, increasing the risk of a crash.

Remedy: Dealers will remove the hubcap, free of charge. Owner notification letters were mailed June 30, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0425. The repair is free at any franchised dealer of your brand.

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21V-233 Open recall Apr 1, 2021

Mack Trucks, Inc.

ELECTRONIC STABILITY CONTROL (ESC):CONTROL MODULE:SOFTWARE

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."

Risk: 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. The repair is free at any franchised dealer of your brand.

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