2025 Isuzu Nrr Ev problems

Defect

Isuzu Motors Limited (Isuzu) is recalling certain 2025-2027 Chevrolet Low Cab Forward 5500XD, 4500XD, Isuzu NRR, NPR HD, NPR XD, 2025-2026 Chevrolet Low Cab Forward 4500HD, and Isuzu NRR EV vehicles. The chassis and/or cab wire harnesses may chafe against metal components, leading to harness failure.

Consequence

Harness failure may cause an engine stall or the brake lights and parking brake to fail, increasing the risk of a crash. Damaged wires may also melt, increasing the risk of a fire.

Remedy

Dealers will add additional fasteners, inspect and replace the harnesses as necessary, free of charge. This is a Phased campaign. Phase 1 will include NRR EV vehicles. Owner notification letters were mailed April 24, 2026 to NRR EV owners. Phase 2 will include Isuzu N-Series and Chevrolet LCF Series vehicles. Owner notification letters were mailed May 22, 2026 to Isuzu N-Series owners. Interim owner notification letters were mailed May 21, 2026 to Chevrolet LCF Series owners. Owners will receive another notice once remedy becomes available. Owners may contact Isuzu customer service at 1-866-441-9638. Isuzu's number for this recall is V2602.

Defect

Isuzu Motors Limited (Isuzu) is recalling certain 2025 NRR-EV vehicles. A gap between the bus bar and connection terminal may cause the system to overheat and turn off the drive motor.

Consequence

A loss of drive power increases the risk of a crash.

Remedy

Dealers will replace the sub-junction box. Dealers will inspect and replace the harness and motor/inverter as necessary. All repairs will be performed free of charge. Owner notification letters were mailed July 3, 2025. Owners may contact Isuzu customer service at 1-866-441-9638. Isuzu's number for this recall is V2503.

Defect

Isuzu Motors Limited (Isuzu) is recalling certain 2025 NRR EV trucks. Due to a mix of incompatible coolants, debris may build up in the cooling system, causing the cooling pump to fail.

Consequence

A cooling pump failure can cause a loss of drive power, increasing the risk of a crash.

Remedy

Dealers will replace the cooling pump, flush the cooling systems, and update the owner's manual, free of charge. Owner notification letters were mailed August 15, 2025. Owners may contact Isuzu customer service at 1-866-441-9638. Isuzu's number for this recall is V2502.