What gets recalled
2020 Chevrolet Low Cab Forward 4500 recalls (2)
Electrical system › Wiring
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2020 NPR-HD (Crew Cab) and Chevrolet 4500 (Crew Cab) vehicles equipped with 6.6L gasoline engines. The chassis harness and the coolant return hose from the radiator to the reservoir (surge hose) may chafe.
Remedy: Isuzu and Chevrolet will notify their respective vehicle owners and dealers of this recall, and specifically of the need to adjust the positive cable in subject vehicles, and owners will be informed that the recall…
Electrical system › 12V/24V/48V battery › Cables
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2020 Isuzu NPR-HD Gas (Crew Cab) and 2020 Chevrolet 4500 (Crew Cab) trucks equipped with 6.6L gasoline engines. The positive cable connecting the battery to the starter may be too long and may have been routed too close to the right-side exhaust pipe.
Remedy: Isuzu and Chevrolet will notify their respective vehicle owners and dealers of this recall, and specifically of the need to adjust the positive cable in subject vehicles, and owners will be informed that the recall…
2019 Chevrolet Low Cab Forward 4500 recalls (2)
Electrical system › Wiring
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2017-2019 N-GAS HD and Chevrolet Low Cab Forward 3500 and 4500 vehicles and 2018-2019 Isuzu FTR and Chevrolet Low Cab Forward 6500XD vehicles.
Remedy: Isuzu will notify owners, and dealers will inspect the relay box power supply bolt, tightening it as necessary. If the harness or relay box is found to be damaged, it will be replaced or repaired, free of charge.
Electrical system › Instrument cluster/panel
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2019 Isuzu NPR-HD, NPR-XD, NQR, NRR, Chevrolet 4500HD, 4500XD, 5500HD, and 5500XD. The odometer accurately measures the distance traveled in miles, but erroneously indicates that they are kilometers in the LCD display instead of miles.
Remedy: Isuzu will notify customers and dealers to inspect the odometer LCD on their vehicle. If the distance traveled is listed as 'mi' (miles), the customer or dealer will be requested to inform Isuzu and the recall for that…
2018 Chevrolet Low Cab Forward 4500 recalls (2)
Electrical system › Wiring
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2017-2019 N-GAS HD and Chevrolet Low Cab Forward 3500 and 4500 vehicles and 2018-2019 Isuzu FTR and Chevrolet Low Cab Forward 6500XD vehicles.
Remedy: Isuzu will notify owners, and dealers will inspect the relay box power supply bolt, tightening it as necessary. If the harness or relay box is found to be damaged, it will be replaced or repaired, free of charge.
Equipment
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2011-2017 Isuzu NPR, 2008 NPR HD and NPR-HD Gas, 2011-2018 NPR HD and NRR, 2015-2018 NPR XD, 2012-2018 NQR, 2012-2017 NPR Gas and NPR-HD Gas, 2016-2017 Chevrolet Low Cab Forward 3500 HD, 3500 and 4500 and 2017-2018 Chevrolet Low Cab Forward 4500 HD, 4500 XD,…
Remedy: Isuzu will notify owners, instructing them to contact Kidde to get a replacement fire extinguisher, free of charge. The recall is expected to begin in December 2017.
2017 Chevrolet Low Cab Forward 4500 recalls (2)
Electrical system › Wiring
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2017-2019 N-GAS HD and Chevrolet Low Cab Forward 3500 and 4500 vehicles and 2018-2019 Isuzu FTR and Chevrolet Low Cab Forward 6500XD vehicles.
Remedy: Isuzu will notify owners, and dealers will inspect the relay box power supply bolt, tightening it as necessary. If the harness or relay box is found to be damaged, it will be replaced or repaired, free of charge.
Equipment
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2011-2017 Isuzu NPR, 2008 NPR HD and NPR-HD Gas, 2011-2018 NPR HD and NRR, 2015-2018 NPR XD, 2012-2018 NQR, 2012-2017 NPR Gas and NPR-HD Gas, 2016-2017 Chevrolet Low Cab Forward 3500 HD, 3500 and 4500 and 2017-2018 Chevrolet Low Cab Forward 4500 HD, 4500 XD,…
Remedy: Isuzu will notify owners, instructing them to contact Kidde to get a replacement fire extinguisher, free of charge. The recall is expected to begin in December 2017.
2016 Chevrolet Low Cab Forward 4500 recalls (2)
Equipment
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2011-2017 Isuzu NPR, 2008 NPR HD and NPR-HD Gas, 2011-2018 NPR HD and NRR, 2015-2018 NPR XD, 2012-2018 NQR, 2012-2017 NPR Gas and NPR-HD Gas, 2016-2017 Chevrolet Low Cab Forward 3500 HD, 3500 and 4500 and 2017-2018 Chevrolet Low Cab Forward 4500 HD, 4500 XD,…
Remedy: Isuzu will notify owners, instructing them to contact Kidde to get a replacement fire extinguisher, free of charge. The recall is expected to begin in December 2017.
Vehicle speed control › Accelerator pedal
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain model year 2014-2016 Isuzu NPR and NPR HD vehicles manufactured August 26, 2013, to November 11, 2016, and 2016 Chevrolet Low Cab Forward 3500 and 4500 vehicles manufactured July 27, 2016, to November 11, 2016.
Remedy: Isuzu will notify owners, and dealers will remove and replace the stopper bolt with a flanged plate, to prevent lateral movement of the throttle, free of charge. The recall began November 14, 2016.
Frequently asked questions
How many recalls does the Chevrolet Low Cab Forward 4500 have?
NHTSA lists 6 recalls for the Chevrolet Low Cab Forward 4500 across 5 model years.
How do I know if my Chevrolet Low Cab Forward 4500 has an open recall?
Enter your 17-character VIN in our VIN decoder & recall check or on nhtsa.gov/recalls. Dealers fix recalls for free, even if you are not the original owner.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.