2020 Isuzu Npr Hd problems, complaints & recalls
Safety recalls (5)
Suspension:rear:springs:leaf Spring Assembly:u-Bolt, Leaf Spring To Axle 2021-03-19 · campaign 21V194000 · 258 vehicles
Defect: Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2015-2017 Isuzu NPR, Reach, 2016-2020 Isuzu NPR XD, NPR HD, NQR, 2016-2021 Isuzu NRR, 2017-2020 Chevrolet 4500XD, 4500HD, 5500HD, and 2020 Chevrolet 5500XD vehicles. The U-bolt nuts for the rear axle may not have been properly tightened and may loosen, causing the axle to misalign.
Risk: The misalignment may cause the propeller shaft to separate, causing a loss of power to the rear wheels and a stall, increasing the risk of a crash.
Fix: Isuzu will notify owners, and dealers will inspect and, if needed, replace and tighten the rear axle U-bolt nuts, free of charge. The recall began on April 23, 2021. Owners may contact Isuzu customer service at 1-866-441-9638. Isuzu's number for this recall is V2103.
Electrical System:12v/24v/48v Battery:cables 2020-11-20 · campaign 20V720000 · 46 vehicles
Defect: 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.
Risk: Over time, heat from the exhaust pipe may cause the conduit and insulation to deteriorate, exposing the wires, possibly causing a short circuit which could result in a no-start condition or a fire.
Fix: 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 repairs will be done free of charge. The recall began December 11, 2020. For additional information, Isuzu owners may contact Isuzu Customer Relations at 1-866-441-9638 and Chevrolet owners may contact the GM Medium Duty Truck assistance line at 1-800-862-4389. Isuzu's number for t
Electrical System:wiring 2020-11-20 · campaign 20V721000 · 46 vehicles
Defect: 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. Continued chafing could cause wear in the harness and/or hose, ultimately causing a hole in the hose with the potential for engine coolant to leak and/or causing damage to the harness with the potential for a short circuit.
Risk: Leaking engine coolant and/or a damaged wire harness may result in a no-start condition, an engine stall, or an electrical short. These scenarios increase the risk of a crash or fire.
Fix: 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 repairs will be done free of charge. The recall began December 11, 2020. For additional information, Isuzu owners may contact Isuzu Customer Relations at 1-866-441-9638 and Chevrolet owners may contact the GM Medium Duty Truck assistance line at 1-800-862-4389. Isuzu's number for t
Seat Belts:front:webbing 2020-01-17 · campaign 20V025000 · 1,138 vehicles
Defect: Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2020 Isuzu NPR HD, NPR XD, NQR and NRR and Chevrolet 4500HD, 4500XD, 5500HD and 5500XD and 2019 Isuzu NPR HD GAS, NPR GAS and Chevrolet 4500 and Chevrolet 3500 vehicles equipped with a dual mode belt locking mechanism seat belt assembly. Due to a manufacturing issue, the seat belt webbing locking mechanism may not properly restrain the occupant as intended.
Risk: In the event of a crash, if the occupant is not properly restrained, there is an increased risk of injury.
Fix: Isuzu will notify owners, and dealers will inspect and replace the seat belt assembly, as necessary, free of charge. The recall began February 20, 2020. Owners may contact Isuzu customer service at 1-866-441-9638 or Chevrolet customer service at 1-800-222-1020. Isuzu's number for this recall is V2001.
Wheels:lugs/Nuts/Bolts/Studs 2019-11-20 · campaign 19V835000 · 1,926 vehicles
Defect: Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2017-2020 NPR-HD, 2019-2020 NPR-XD, NQR, NRR, Chevrolet 4500HD, Chevrolet 5500HD and Chevrolet 5500XD, and 2020 Chevrolet 4500XD vehicles. The lug nuts on the rear outer wheels may not have been properly tightened when installed onto the rear axles.
Risk: If the lug nuts were not properly tightened, they can loosen, causing the to wheel separate from the vehicle, increasing the risk of a crash.
Fix: Isuzu will notify owners, and dealers will inspect the rear outer wheel lug nuts and tightening or replacing them as necessary, free of charge. The recall began December 20, 2019. Owners may contact Isuzu customer service at 1-866-441-9638 or Chevrolet customer service at 1-800-222-1020. Isuzu's number for this recall is V1906.
Service bulletins (13)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Equipment:other:owners/Service/Other Manual 2023-10-11 · WB23-X-001 · Service Bulletin/Repair Instructions
this bulletin provides information with regards to the isuzu commercial vehicle (cv) service policies and procedures manual (sppm). the isuzu cv sppm (sections 2.15 and 2.16) provides detailed procedures related to vehicle storage up to and beyond 30 days. performing these required procedures at th
Unknown Or Other 2023-05-08 · IB13-R-001G · Service Bulletin/Repair Instructions
this bulletin outlines the procedures for using the alpine exchange program (the "exchange program"). the exchange program must be used when any alpine radio or other component covered by this bulletin is repaired under warranty and may also be used for radio and component repairs not covered under
Exterior Lighting:turn Signal 2022-10-19 · IB22-N-001 · Service Bulletin/Repair Instructions
we have received reports of the front turn signal lenses cracking on isuzu vehicles. these lenses are cracking from the effects of being washed with alkaline detergents. alkaline detergents are typically used in industrial settings and are reactive with the paint, metals, and other materials u
Equipment 2022-08-30 · WB13-X-001B · Service Bulletin/Repair Instructions
isuzu commercial truck of america, inc. (icta) is providing the following procedural recommendations to improve dealer efficiency when submitting parts warranty claims. we strongly recommend dealers follow these procedures in order to avoid delays in parts warranty claim payments and/or claim charg
Equipment:other:owners/Service/Other Manual 2022-08-02 · WB13-X-001A · Service Bulletin/Repair Instructions
isuzu commercial truck of america, inc. (icta) is providing the following procedural recommendations to improve dealer efficiency when submitting parts warranty claims. we strongly recommend dealers follow these procedures in order to avoid delays in parts warranty claim payments and/or claim charg
Equipment Adaptive/Mobility 2022-07-20 · IB09-X-004C · Service Bulletin/Repair Instructions
the isuzu commercial truck of america (icta) service technical assistance center (tac) provides diagnostic support to isuzu dealer technicians repairing isuzu vehicles in and out of vehicle warranty. a tac case number will be issued solely for information tracking purposes and future contact refere
Showing the 6 most recent of 13 bulletins. Search all of them free at nhtsa.gov.
What owners report
No detailed complaint narratives on file.
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.