Complaints by model year
* Complaints compared with the median H Series year at the same age, so new and old years are judged fairly. How this works.
Latest Isuzu H Series recalls
Service brakes, air › Supply › Compressor
GM is recalling 1,880 model year 2007 Chevrolet kodiak and t-series, GMC topkick and t-series, and Isuzu f-series and h-series passenger vehicles equipped with 7.8l diesel engine. The air compressor in some of these vehicles May not build enough air pressure to support the air brake system.
Remedy: Dealers will inspect the air compressor for its ability to build air pressure, and either modify the air compressor by elimination of the suppression valve or replace the air compressor assembly free of charge.
Parking brake
On certain straight towing or non-towing trucks equipped with bendix air brakes, the air brake park control valve May develop either an internal air leak or an air restriction. The park brake May not release or May release only partially.
Remedy: Dealers will inspect and replace the external check valve on the air brake park control valve if the inspection determines the external check valve is damaged, the air brake park control valve will be replaced and May…
Service brakes, air › Supply › Compressor
On certain medium duty conventional and tilt cab trucks equipped with 7.8l diesel engines and air brakes, the air compressor May not build enough air pressure to support the air brake system.
Remedy: Dealers will replace the air compressor head. The recall began on May 23, 2007. Owners May contact Chevrolet at 1-800-630-2438, GMC at 1-866-996-9463, or Isuzu at 1-800-255-6727.
Service brakes, air
Certain trucks fail to comply with the requirements of federal motor vehicle safety standard no. 121, "air brake systems." an internal control and check valve within the air brake application valve assembly was configured improperly, preventing air from flowing through the brake system as designed.
Remedy: Dealers will replace the air brake application valve assembly on c-series or reroute the air brake lines on t-series free of charge. The recall began on September 20, 2006.
Frequently asked questions
What years of the Isuzu H Series should you avoid?
None of the Isuzu H Series years has an unusually high number of complaints compared with the others at the same age.
How many recalls has the Isuzu H Series had?
4 recalls across 2006–2007. The model year with the most is 2007. See all Isuzu H Series recalls by year.
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.