The defect
Altec Industries, Inc. (Altec) is recalling certain 2021-2025 Digger Derrick and 2021-2025 AM Series Aerial Device vehicles. The chassis engine may start unintentionally due to a missing diode in the Altec power distribution module.
The risk
An engine that starts unexpectedly increases the risk of injury to anyone near the engine compartment during maintenance operations.
The remedy
Altec will provide instructions to inspect the power distribution module for a diode, and provide a repair kit as necessary, free of charge. Owner notification letters were mailed March 27, 2026. Owners may contact Altec customer service at 1-877-462-5832. Altec's number for this recall is CSN-3281.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Altec AM Series Aerial Device | 2021, 2022, 2023, 2024, 2025 |
| Altec Digger Derrick | 2021, 2022, 2023, 2024, 2025 |
Components: ELECTRICAL SYSTEM:WIRING:POWER DISTRIBUTION MODULE/IPDM
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Altec AM Series Aerial Device | 2021 | 0 | 1 |
| Altec AM Series Aerial Device | 2022 | 0 | 1 |
| Altec AM Series Aerial Device | 2023 | 0 | 3 |
| Altec AM Series Aerial Device | 2024 | 0 | 4 |
| Altec AM Series Aerial Device | 2025 | 0 | 6 |
| Altec Digger Derrick | 2021 | 0 | 11 |
| Altec Digger Derrick | 2022 | 0 | 12 |
| Altec Digger Derrick | 2023 | 0 | 14 |
| Altec Digger Derrick | 2024 | 0 | 13 |
| Altec Digger Derrick | 2025 | 0 | 14 |
Other electrical system recalls in 2026
113 of the 666 recall campaigns reported to NHTSA in 2026 concerned the electrical system; Altec Industries, Inc. filed 86 campaigns in all.
| 26V686000 20 Oct 2026 | Forest River, Inc. |
| 26V681000 16 Oct 2026 | Forest River, Inc. |
| 26V680000 16 Oct 2026 | Alliance RV, LLC |
| 26V672000 13 Oct 2026 | K.Z., Inc. |
| 26V653000 6 Oct 2026 | Ford Motor Company |
| 26V652000 6 Oct 2026 | E-One Incorporated |
| 26V644000 5 Oct 2026 | New Flyer of America, Inc. |
| 26V645000 5 Oct 2026 | Motor Coach Industries, Inc |
NHTSA recalls (public domain) · all recalls of 2026