2 recalls and 2 owner complaints on file with NHTSA for the 2006 GMC T Series.
2
recalls
2
owner complaints
0
complaints mentioning a crash
0
mentioning a fire
Recalls apply to specific production ranges. To see whether a particular car still has an open recall, enter its VIN at nhtsa.gov/recalls. Repairs for safety recalls are free at authorised dealers.
2006 GMC T Series recalls
Service brakes, air
NHTSA campaign 06V311000 · reported August 16, 2006 · GENERAL MOTORS CORP. · 1,369 vehicles potentially affected
The problem
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. In the event of an emergency stop, the vehicle's stopping distance would be increased.
The risk
If stopping distance was limited, a vehicle crash could result.
The fix
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. Owners may contact chevrolet at 1-800-630-2438, gmc at 1-866-996-9463 and isuzu at 1-800-255-6727.
Parking brake: conventional, air
NHTSA campaign 06V254000 · reported July 13, 2006 · GENERAL MOTORS CORP. · 1,184 vehicles potentially affected
The problem
Certain medium duty trucks equipped sr-7 bendix brake valves, the check valve inside the valve cavity may not properly set, causing internal air leakage. If the check valve does not properly seat, the resulting leakage can cause a delay in the application of the spring brakes to park the vehicle after operator pulls the dash valve button.
The risk
The delayed parking brake application can occur without warning, leading to unintended vehicle rollaway increasing the risk of a crash.
The fix
Dealers will inspect the valves and replace it free of charge. The recall began on july 31, 2006. Owners may contact chevrolet at 1-800-630-2438, gmc at 1-866-996-9463, or isuzu at 1-800-255-6727.
Most reported problems
Areas named in owner complaints to NHTSA. One complaint can name several areas.
Steering1
Structure1
What owners report
Recent complaints filed with NHTSA, shortened. These are unverified accounts from owners, not findings.
May 21, 2007 · Structure
AFTER 9 INCHES OF RAIN REPORTED YESTERDAY FOR NORTH MIAMI , FLORIDA HUMMER H-3 FOUND WITH LEAKING BIG AMOUNT OF WATER IN DASHBOARD AND FLOOR OF THE CAR. HUMMER H-3-YR 2006.
Jan 25, 2007 · Steering · 7,000 miles
I PAID 25K FOR THIS 2006 GMC SIERRA TRUCK WITH 8600 MILES, PURCHASED FROM TEXAN CHEVEROLET IN HUMBLE, TX JULY 4TH 2006. NOTICED IT ABOUT 6K TO 7K MILES. CLUNK NOISE DRIVERSIDE UNDER HOOD. NOTICE NOISE WHILE BACKING OUT, GOING OVER SMALL BUMPS OR IN TRANSIT AT A SLOW SPEED. ALSO NOTICED A CLUNK COMING FROM THE REAR OF…
Yes. NHTSA lists 2 recalls for the 2006 GMC T Series, the most recent reported on August 16, 2006 (Service brakes, air). Check a specific car by its VIN at nhtsa.gov/recalls.
What are the most common problems with the 2006 GMC T Series?
Owners have filed 2 complaints with NHTSA. The most frequently reported area is steering (1 complaints), followed by structure (1).
How many 2006 GMC T Series complaints mention a crash or fire?
0 of 2 complaints report a crash and 0 a fire; 0 injuries were reported in total. Complaints are unverified reports from owners.
Source: NHTSA recall and complaint data, updated October 27, 2026. Latest complaint received May 21, 2007.