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2012 International 4300 problems

The most common problem on the 2012 International 4300 is engine and cooling. It has fewer complaints than a typical 4300 model year.

Typical yearClose to a typical year
Owner complaints
2
Recalls
2
Service bulletins
110
Worst area
Engine

The worst 2012 International 4300 problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

  • Engine
    2
  • Brakes
    1
  • Electrical
    1

Problems by type

Tap a problem to see which part fails, at what mileage and in which other years.

  • Engine
    2
  • Brakes
    1
  • Electrical
    1

Recalls 2

Power train: automatic transmissionReported February 7, 2014 · 114 vehicles affected
What is wrong
Navistar Inc. (Navistar) is recalling certain model year 2010-2011 IC bus 3200, model year 2012 and 2014 IC bus CE and model year 2011-2013 IC bus HC transit buses and model year 2008-2013 International 4300 and model year 2013 International Workstar commercial trucks equipped with Eaton hybrid automated transmissions. The software controlling the affected transmissions may improperly raise the vehicle's engine speed during downshifts without the driver's input.
Risk
The increase in engine speed may result in unintended acceleration, increasing the risk of a crash.
Remedy
Navistar will notify owners and Eaton authorized service facilities will update the Hybrid Control Module Software version, free of charge. The recall began on May 28, 2014. Owners may contact Navistar at 1‑331‑332‑1590.

Recall number 14V042000 · Recall details

Equipment: electricalReported September 12, 2012 · 28 vehicles affected
What is wrong
Geo. Heiser Body Company, Inc., (Geo. Heiser Body Company) is recalling certain model year 2006 International and 2010-2013 Fuso, Hino, International, Kenworth, and Peterbilt vehicles equipped with Sure Power battery separator devices. These devices may overheat.
Risk
Overheating of the battery separator can result in smoke and possible fire.
Remedy
Geo. Heiser Body Company will notify owners and will replace the battery separators free of charge. The safety recall began on October 25, 2012. Owners may contact Geo. Heiser Body Company at 1‑206‑622‑7985.

Recall number 12V452000 · Recall details

See all 2 recalls for the 2012 International 4300

Technical service bulletins for the 2012 International 4300 110

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

See all 110 bulletins for the 2012 International 4300

What 2012 International 4300 owners say

Most recent owner complaints, unedited.

Filed Sep 19, 2025 · Engine · IN · crash

See attached document for complaint.

Filed Dec 20, 2017 · Brakes, Electrical · DE

Making nois when u push the pedal

Used buying checklistWhat to check on a 2012 International 4300 before you buy

Compare the 2012 International 4300

Other model years

200220032004200520062007200820092010201120122013

Questions about the 2012 International 4300

Is the 2012 International 4300 reliable?

Owners have filed 2 complaints about the 2012 International 4300, fewer than a typical 4300 model year.

What is the most common problem with the 2012 International 4300?

Engine and cooling, with 2 complaints. Next is brakes (1).

How many recalls does the 2012 International 4300 have?

2 recalls, covering power train and equipment.

Share your experience with the 2012 International 4300

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