The 2016 Isuzu NPR HD has 7 recalls, the most serious involving a rear wheel hub that can work loose from the axle and cause a loss of vehicle control and reduced braking, a stuck accelerator pedal that can make the truck difficult to slow or stop, and loose rear axle U-bolt nuts that can allow the propeller shaft to separate and stall the vehicle.
On the structural side, broken transmission mounting studs can leave the transmission unsupported, causing it to shift incorrectly and raising the risk of a crash. Two recalls cover the onboard fire extinguisher, which may fail to discharge properly in a fire. There is also a label recall affecting trucks with the 5.2L diesel engine, where a tire placard with incorrect or unreadable rim size, tire pressure, and weight information can lead to overloading or underinflation.
At a glance
What can fail
The nuts that secure the rear axle U-bolts may not have been tightened properly and can loosen over time, causing the rear axle to shift out of alignment.
What the fix does
Dealers will inspect the rear axle U-bolt nuts and tighten or replace them as needed to secure the axle properly.
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Summarized — see the official notice for exact wording, dates, and contacts.
At a glance
What can fail
The plastic-handle fire extinguisher may clog and fail to discharge, require excessive force to activate, or have a nozzle that detaches forcefully, potentially causing injury.
What the fix does
Replace the fire extinguisher with a free replacement unit from Walter Kidde.
Summarized — see the official notice for exact wording, dates, and contacts.
At a glance
What can fail
The bolts that lock the left rear wheel bearing hub may not have been tightened properly during manufacturing, which could cause them to loosen.
What the fix does
Dealers will inspect the left rear wheel bearing hub bolts and tighten them as needed at no cost.
Summarized — see the official notice for exact wording, dates, and contacts.
At a glance
What can fail
Manufacturing burrs on the frame crossmember where the transmission mounts may cause the transmission mounting studs to break.
What the fix does
Dealers will inspect your vehicle and install a metal shim to relieve stress on the mounting studs at no cost.
Summarized — see the official notice for exact wording, dates, and contacts.
At a glance
What can fail
The throttle pedal can become stuck under the steel stopper bolt, causing it to stay in the full throttle position.
What the fix does
Dealers will remove the stopper bolt and install a flanged plate to prevent the throttle pedal from moving sideways.
Summarized — see the official notice for exact wording, dates, and contacts.
At a glance
What can fail
The certification label may contain typos in rim size, tire pressure, and weight information, making it difficult to properly load and maintain your vehicle.
What the fix does
Isuzu will provide a corrected certification label at no cost. Contact Isuzu customer service at 1-866-441-9638 to arrange.
Summarized — see the official notice for exact wording, dates, and contacts.
At a glance
What can fail
Certain Kidde model FC10 plastic valve fire extinguishers equipped on these trucks may fail to discharge when the lever is pressed.
What the fix does
Replace the fire extinguisher with a replacement unit at no cost from Kidde Safety or through an Isuzu dealer.
Summarized — see the official notice for exact wording, dates, and contacts.
