GMC T-SERIES · model year

2006 GMC T-SERIES

2 NHTSA complaints, and 2 active recalls for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 2006GMCT-SERIES carries 2 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.

Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2006 T-SERIES is steering with 1 filings, followed by structure (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability. This model year has 2 active recall campaigns, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.

NHTSA currently has 2 investigation files overlapping the 2006 T-SERIES. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.

2
Complaints
0
Crashes
0
Fires
0
Injuries
0
Deaths

Total Complaints

2 filings

Crashes Reported

0 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
STEERING1
STRUCTURE1

Recalls (2)

06V31100016/08/2006

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.

06V25400013/07/2006

PARKING BRAKE:CONVENTIONAL:AIR

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 AF

Recent Complaints

20070521STRUCTURE

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. *AK

20070125STEERING

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 THE TRUCK WHEN ACCELERATING FROM A STOP AND THEN STOPPING. WAS READING UP ON IT AN CAME TO THE CONCLUSION THAT IT'S PROBABLY MY SLIP/YOKE NEEDS TO BE REPLACED. YOU CAN FIND OWNERS WITH THE SAME PROBLEM HERE: HTTP://WWW.TOPIX.NET/FORUM/AUTOS/CHEVROLET-HHR/TTLO0J4LAV1OFM2DE SOMETHING SHOULD BE DONE.

Mileage: 7,000

Compare 2006GMCT-SERIES to Similar Vehicles

NHTSA Investigations

Frequently Asked Questions

How many complaints does the 2006 GMC T-SERIES have?
The 2006 GMC T-SERIES has 2 NHTSA complaints, 0 crashes, 0 fires, 0 injuries, and 0 deaths reported.
Are there any recalls for the 2006 GMC T-SERIES?
Yes, the 2006 GMC T-SERIES has 2 recall(s). The most common affected component is SERVICE BRAKES, AIR. Recalls are issued by NHTSA and manufacturers must provide a free remedy.
What are the most common problems with the 2006 GMC T-SERIES?
The most-complained component for the 2006 GMC T-SERIES is STEERING with 1 complaints. Other frequently reported areas include STRUCTURE.
Is the 2006 GMC T-SERIES safe to buy?
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.

Vehicle Safety Guides

Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.