After the vehicle comes to a stop it will jolt forward.
The worst 2012 Isuzu NPR problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
- Brakes1
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
- Brakes1
Recalls 5
Equipment
- What is wrong
- 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, 5500 HD and 5500 XD vehicles, equipped with certain Walter Kidde Plastic-Handle Fire Extinguishers, models FC10 and FC110. These extinguishers may become clogged, preventing the extinguisher from discharging as expected or excessive force may be needed to activate the extinguisher. Additionally, in certain models, the nozzle may detach from the valve assembly with enough force that it could cause injury and also render the product inoperable.
- Risk
- In the event of a fire, if the fire extinguisher does not function properly, it can increase the risk of injury.
- 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. Owners may contact Isuzu customer service at 1‑866‑441‑9638 or Walter Kidde customer service at 1‑855‑262‑3540 or they may also visit www.kidde.com and click on "Product Safety Recall" to order replacement fire extinguishers free of charge. Isuzu's number for this recall is V1705. Note: This recall includes fire extinguishers provided as a remedy for previous Isuzu recall 15V778.
Recall number 17V726000 · Recall details
Vehicle speed control: accelerator pedal
- What is wrong
- Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain model year 2008-2009 and 2012-2013 Isuzu NPR and NPR HD vehicles and 2008-2009 GMC W3500 and GMC W4500 vehicles. The affected vehicles, equipped with a gasoline-powered engine, have a throttle pedal that may get stuck under the steel stopper bolt, causing the pedal to remain in the full throttle position.
- Risk
- A stuck open accelerator pedal may result in very high vehicle speeds and make it difficult to stop the vehicle, which could cause a crash, serious injury or death.
- 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 on June 23, 2017. Owners may contact Isuzu customer service at 1‑866‑441‑9638.
Recall number 17V324000 · Recall details
Power train: axle hubs
- What is wrong
- Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2011-2016 NPR, 2011-2017 NPR-HD, NQR, NRR, 2015-2017 NPR-XD, 2012-2016 Reach, NPR Gas and NPR-HD Gas incomplete trucks. The left rear wheel bearing hub locking bolts may not have been properly tightened during assembly.
- Risk
- The loose bolts can allow the wheel assembly to move outward from the axle housing, affecting the control of the vehicle and reducing braking performance, thereby increasing a risk of a crash.
- Remedy
- Isuzu will notify owners, and dealers will inspect the left rear wheel bearing hub locking bolts, tightening them as necessary, free of charge. The recall began on April 19, 2017. Owners may contact Isuzu customer service at 1‑866‑441‑9638.
Recall number 17V191000 · Recall details
Equipment
- What is wrong
- Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2012-2016 NPR, NPR-HD, NPR-XD, NQR, and NRR diesel trucks manufactured November 24, 2011, to July 24, 2015, and 2012-2015 NPR and NPR-HD gasoline-powered trucks manufactured October 5, 2011, to August 27, 2015. The trucks may have been equipped with certain Kidde plastic valve disposable handheld fire extinguishers, model FC10, that may not properly discharge when the lever is pressed.
- Risk
- In the event of a fire, if the fire extinguisher does not work correctly, there is an increased risk of injury.
- Remedy
- Isuzu will notify and instruct owners to order replacement fire extinguishers free of charge directly from Kidde Safety at www.kidde.com, or toll-free at (855)283-7991, or by contacting and visiting a dealer. The recall began on January 18, 2016. Owners may contact Isuzu customer service at 1‑866‑441‑9638.
Recall number 15V778000 · Recall details
Vehicle speed control
- What is wrong
- Isuzu is recalling certain model year 2012 n-series trucks equipped with gasoline engines, manufactured from april 27, 2011, through july 26, 2011. Due to a calibration error in the ECM software, in the event of a failure or malfunction of the brake pedal switch, application of the brake pedal will not cause the cruise control to be canceled.
- Risk
- This condition could result in a vehicle crash.
- Remedy
- Isuzu will notify owners, and dealers will reprogram the ECM software free of charge. The safety recall began on september 2, 2011. Owners may contact isuzu at 1‑866‑455‑7595.
Recall number 11V415000 · Recall details
See all 5 recalls for the 2012 Isuzu NPR
Defect investigations
Unintended Movement
The Office of Defects Investigation (ODI) opened this investigation on April 19, 2020. ODI was made aware of seven consumer complaints related to model year (MY) 2012-2015 Isuzu N-series gasoline-powered trucks for unintended movement. ODI worked with Isuzu and peer manufacturers to understand the severity, failure mechanism and frequency of the issue. Attached is a report outlining these details, in addition to the investigation's chronology. This investigation is being closed with Isuzu releasing a technical service bulletin (TSB), with owner notification, to resolve the unintended movement issue in MY 2012-2017 vehicles. The closing of this investigation does not constitute a finding by the federal safety agency that a safety-related defect does not exist. The Agency will continue to monitor the issue and reserves the right to take further action if warranted by new circumstances.Please review the attached closing report for full details.
PE19005
Technical service bulletins for the 2012 Isuzu NPR 18
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This bulletin provides information with regards to the Isuzu Commercial Vehicle (CV) Service Policies and...
- This bulletin outlines the procedures for using the Alpine Exchange Program (the "Exchange Program"). The...
- We have received reports of the front turn signal lenses cracking on Isuzu vehicles
- Isuzu Commercial Truck of America, Inc. (ICTA) is providing the following procedural recommendations to...
- The following is a list of the Isuzu-recommended Threebond product part numbers identified in the various...
- The Isuzu Commercial Truck of America (ICTA) Service Technical Assistance Center (TAC) provides diagnostic...
- Vehicles equipped with 6.0L gasoline engines: Inspection and repair instructions of E98 and E97 electrical...
- In an effort for continuous improvement, Isuzu has a need to obtain Mimamori ECU
- Isuzu diesel engines available in the above affected vehicles meet the california air resource board's...
- This information is being issued to help dealers identify apotenetial source for fuel contamination. if a...
What 2012 Isuzu NPR owners say
Most recent owner complaints, unedited.
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Questions about the 2012 Isuzu NPR
Is the 2012 Isuzu NPR reliable?
Owners have filed 1 complaint about the 2012 Isuzu NPR, close to a typical NPR model year.
What is the most common problem with the 2012 Isuzu NPR?
Brakes, with 1 complaint.
How many recalls does the 2012 Isuzu NPR have?
5 recalls, covering equipment, vehicle speed control and power train.
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