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2006 GMC Envoy Denali Xl

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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When problems were reported

Mileage at the reported incident

37 reports with mileage · 5 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Fuel System, Gasoline. Review the 13 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

2 crash reports1 fire reports0 injury reports

Air Bags complaints

2 reports
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59,000 miles · Jul 13, 2015
Air BagsSuspension

WE OWN A 2006 GMC ENVOY DENALI XL WE NOTICE THAT THE VEHICLE'S REAR SUSPENSION AIR RIDE AIR BAGS WERE DEFLATING.KNOW IT GOT WORST ,THEY DEFLATE WHILE DRIVING, ONCE THEY DEFLATE COMPLETELY WHILE DRIVING IT MAKES IT VERY DANGEROUS TO DRIVE BECAUSE ALL THE WEIGHT SITS ON THE BACK OF THE VEHICLE,WHITCH MAKES THE FRONT VERY LIGHT AND…

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WE OWN A 2006 GMC ENVOY DENALI XL WE NOTICE THAT THE VEHICLE'S REAR SUSPENSION AIR RIDE AIR BAGS WERE DEFLATING.KNOW IT GOT WORST ,THEY DEFLATE WHILE DRIVING, ONCE THEY DEFLATE COMPLETELY WHILE DRIVING IT MAKES IT VERY DANGEROUS TO DRIVE BECAUSE ALL THE WEIGHT SITS ON THE BACK OF THE VEHICLE,WHITCH MAKES THE FRONT VERY LIGHT AND THE VEHICLE TRENDS TO GLYED SIDE TO SIDE .JUST LAST NITE COMMING BACK FROM DINNER THE BAGS DEFLATED WHILE DRIVING AT 65 MPH ALMOST LOST CONTROL OF THE VEHICLE BECAUSE IT STATED GLYDING SIDE TO SIDE.IS ANYBODY OUT THERE WITH SAME VEHICLE AND SIMILAR ISSUE?

NHTSA ODI #10733632

Mileage unknown · Dec 16, 2007
Air BagsCrash

MY WIFE WAS INVOLVED IN AN ACCIDENT LAST NIGHT IN WHICH THE VEHICLE, A 2006 GMC ENVOY DENALI WAS TOTALED, BUT NEITHER AIR BAD DEPLOYED. *TR

NHTSA ODI #10212037

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

DP10001 · Fuel Level Gauge System Failure

Opened Jan 7, 2010 · Closed May 23, 2011

Status: closed (inferred from source dates) · Fuel System, Other; Fuel System, Other:storage:fuel Gauge System

The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents, 43 complaints reported stalling because the fuel level reading indicated more fuel availability than what is actually in the fuel tank. One complaint alleged a vehicle crash after the vehicle stalled while exiting the interstate, became disabled, and was struck from behind.Summarily, the complaints show an apparent increasing trend, with most complaints received within the past year.A Preliminary Evaluation has been opened to assess the scope, frequency and potential safety consequences associated with the alleged defect.

Additional source detail variants (2)

Fuel System, Other

The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents, 43 complaints reported stalling because the fuel level reading indicated more fuel availability than what is actually in the fuel tank. One complaint alleged a vehicle crash after the vehicle stalled while exiting the interstate, became disabled, and was struck from behind.Summarily, the complaints show an apparent increasing trend, with most complaints received within the past year.A Preliminary Evaluation has been opened to assess the scope, frequency and potential safety consequences associated with the alleged defect.

Fuel System, Other:storage:fuel Gauge System

The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents, 43 complaints reported stalling because the fuel level reading indicated more fuel availability than what is actually in the fuel tank. One complaint alleged a vehicle crash after the vehicle stalled while exiting the interstate, became disabled, and was struck from behind.Summarily, the complaints show an apparent increasing trend, with most complaints received within the past year.A Preliminary Evaluation has been opened to assess the scope, frequency and potential safety consequences associated with the alleged defect.