2022–2025 Altec ST600 Recall: Auxiliary engine electrical circuit, including the starter and voltage…
NHTSA campaign 25V663000 · Electrical System · filed Oct 3, 2025 · verified Jul 30, 2026
The defect
Altec Industries, Inc. (Altec) is recalling certain 2022-2025 ST600 vehicles equipped with auxiliary engines. The auxiliary engine electrical circuit, including the starter and voltage regulator, may become overloaded.
The risk
Overloaded circuits may overheat and increase the risk of fire.
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
Owners will be advised to turn the battery disconnect off as part of the shutdown procedure. Altec will replace the electrical circuit, free of charge. Owner notification letters were mailed April 24, 2026. Owners may contact Altec customer service at 1-877-462-5832. Altec's number for this recall is CSN-3257.
Affected vehicles
Related recalls
Other campaigns involving Altec vehicles
Source: NHTSA recall database, campaign 25V663000 (manufacturer number CSN-3257). Data last verified Jul 30, 2026.