Most common 2007 GMC T Series problems
Share of the 1 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
GMC T Series complaints by model year
2007 GMC T Series recalls (2)
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.
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.
Frequently asked questions
Is the 2007 GMC T Series a good car?
That is a low number of complaints for a car on sale this long. So far owners have filed 1 complaint with NHTSA.
What is the most common problem with the 2007 GMC T Series?
The fuel & propulsion system — 1 complaint, 100% of all complaints for this model year.
How many recalls does the 2007 GMC T Series have?
There are 2 recalls for the 2007 GMC T Series, the most recent from July 29, 2009 (compressor). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
At what mileage do 2007 GMC T Series problems happen?
The median mileage reported in complaints is about 50,000 miles; 0% of problems with a recorded mileage started before 50,000 miles.
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.