Back to search
NHTSANHTSA · Vehicles·Recall number 24V792000

2025 Mack Pioneer Pr (4) | 2024 Mack Pinnacle (Pi/Pn) | 2020 Mack Terrapro (Te) | 2020 Mack Pinnacle (Pi/Pn) | 2021 Mack Pinnacle (Pi/Pn) | 2022 Mack Pinnacle (Pi/Pn) | 2023 Mack Pinnacle (Pi/Pn) | 2021 Mack Terrapro (Te) | 2022 Mack Terrapro (Te) | 2023 Mack Terrapro (Te) | 2024 Mack Terrapro (Te) | 2025 Mack Terrapro (Te) | 2020 Mack Anthem (An) | 2021 Mack Anthem (An) | 2022 Mack Anthem (An) | 2023 Mack Anthem (An) | 2024 Mack Anthem (An) | 2020 Mack Granite (Gr) | 2021 Mack Granite (Gr) — Electrical system: software

Published October 24, 2024 · Recall initiated: October 23, 2024

Summary

NHTSA records recall 24V792000, published October 24, 2024 and initiated October 23, 2024. Recalling firm: Mack Trucks, Inc.; 2025 Mack Pioneer Pr (4) | 2024 Mack Pinnacle (Pi/Pn) | 2020 Mack Terrapro (Te) | 2020 Mack Pinnacle (Pi/Pn) | 2021 Mack Pinnacle (Pi/Pn) | 2022 Mack Pinnacle (Pi/Pn) | 2023 Mack Pinnacle (Pi/Pn) | 2021 Mack Terrapro (Te) | 2022 Mack Terrapro (Te) | 2023 Mack Terrapro (Te) | 2024 Mack Terrapro (Te) | 2025 Mack Terrapro (Te) | 2020 Mack Anthem (An) | 2021 Mack Anthem (An) | 2022 Mack Anthem (An) | 2023 Mack Anthem (An) | 2024 Mack Anthem (An) | 2020 Mack Granite (Gr) | 2021 Mack Granite (Gr) — Electrical system: software.

Download PDFPaid plans

What's the hazard

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.

What to do

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.

Get an email if MACK has another recall

Free. We only write when there's a new recall that matches. Unsubscribe in one click.

Recall details

Brand
MACK
Model
PIONEER PR (4)
Manufacturer
Mack Trucks, Inc.
Lot
2025 MACK PIONEER PR (4) | 2024 MACK PINNACLE (PI/PN) | 2020 MACK TERRAPRO (TE) | 2020 MACK PINNACLE (PI/PN) | 2021 MACK PINNACLE (PI/PN) | 2022 MACK PINNACLE (PI/PN) | 2023 MACK PINNACLE (PI/PN) | 2021 MACK TERRAPRO (TE) | 2022 MACK TERRAPRO (TE) | 2023 MACK TERRAPRO (TE) | 2024 MACK TERRAPRO (TE) | 2025 MACK TERRAPRO (TE) | 2020 MACK ANTHEM (AN) | 2021 MACK ANTHEM (AN) | 2022 MACK ANTHEM (AN) | 2023 MACK ANTHEM (AN) | 2024 MACK ANTHEM (AN) | 2020 MACK GRANITE (GR) | 2021 MACK GRANITE (GR)
Risk classification
V
Country
US

Related recalls

Questions about this recall

Was 2025 Mack Pioneer Pr (4) | 2024 Mack Pinnacle (Pi/Pn) | 2020 Mack Terrapro (Te) | 2020 Mack Pinnacle (Pi/Pn) | 2021 Mack Pinnacle (Pi/Pn) | 2022 Mack Pinnacle (Pi/Pn) | 2023 Mack Pinnacle (Pi/Pn) | 2021 Mack Terrapro (Te) | 2022 Mack Terrapro (Te) | 2023 Mack Terrapro (Te) | 2024 Mack Terrapro (Te) | 2025 Mack Terrapro (Te) | 2020 Mack Anthem (An) | 2021 Mack Anthem (An) | 2022 Mack Anthem (An) | 2023 Mack Anthem (An) | 2024 Mack Anthem (An) | 2020 Mack Granite (Gr) | 2021 Mack Granite (Gr) — Electrical system: software recalled?

Yes. NHTSA published recall 24V792000 on October 24, 2024. Reported hazard: 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.

What should I do if I have this product?

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.

How do I know if my unit is part of the recall?

Compare your product details with the notice. Brand: MACK. Model: PIONEER PR (4).

View official NHTSA notice(opens on nhtsa.gov)