Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
100–25K
925–50K
1250–75K
1775–100K
19100–150K
5150K+
72 reports with mileage · 12 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.
Electrical System. Review the 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Fuel System, Gasoline. Review the 18 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Engine. Review the 12 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
4 crash reports1 fire reports1 injury reports
What owners actually said
84 reports
57,000 miles · Jul 20, 2011
Fuel System, Gasoline
TL* THE CONTACT OWNS A 2006 GMC ENVOY DENALI. WHILE DRIVING APPROXIMATELY 35 MPH THE CONTACT NOTICED THE FUEL GAUGE DISPLAYED EMPTY. THE CONTACT PREVIOUSLY ADDED FUEL AND CONFIRMED THAT THE FUEL TANK WAS NOT EMPTY. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FA…
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TL* THE CONTACT OWNS A 2006 GMC ENVOY DENALI. WHILE DRIVING APPROXIMATELY 35 MPH THE CONTACT NOTICED THE FUEL GAUGE DISPLAYED EMPTY. THE CONTACT PREVIOUSLY ADDED FUEL AND CONFIRMED THAT THE FUEL TANK WAS NOT EMPTY. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 57,000.
NHTSA ODI #10413753
42,000 miles · Jul 18, 2011
Engine And Engine CoolingFuel System, Gasoline
FUEL SENSOR FAILURE IN THE GAS TANK. CAUSING THE FUEL TANK TO READ EMPTY WHEN FULL, CAUSING THE SUV TO STALL WHEN THE TANK IS FULL, CAUSING THE CHECK ENGINE LIGHT TO COME ONE. THIS IS A SAFETY ISSUE. *KB
NHTSA ODI #10413389
74,000 miles · Jul 12, 2011
Fuel System, Other
I'VE GOT A 2006 GMC ENVOY AND THE GAS GAUGES NEVER READS FULL. IT'S ALWAYS READYING EITHER EMPTY OR FULL. I'VE BEEN DEALING WITH THIS FOR ABOUT 4 MONTHS NOW. HOPING THAT SOMETHING WOULD COME OF THIS BEFORE I JUST GO OUT AND HAVE SOMEONE FIX IT. MY CHECK ENGINE LIGHT IS ON DUE TO THIS PROBLEM. THANKS! *TT
NHTSA ODI #10411993
49,000 miles · Jul 11, 2011
Fuel System, Gasoline
THE FUEL GAGE DOES NOT WORK PROPERLY GOES FROM FULL TO EMPTY NO MATTER HOW MUCH FUEL IS IN THE TANK ALSO SETS OFF CHECK ENGINE LIGHT MAY CAUSE PROBLEMS WITH E_CHECK. *TT
NHTSA ODI #10411828
91,500 miles · Jul 4, 2011
Electrical SystemFuel System, Gasoline
FUEL GAUGE IS NOT WORKING PROPERLY ON MY VEHICLE. IT STAYS ON "E" WHEN THERE IS PLENTY OF GASOLINE IN THE CAR. THERE HAVE BEEN SEVERAL COMPLAINTS ABOUT THIS THAT I HAVE SEEN ON WEBSITES. OCCASIONALLY THE GAUGE WILL MOVE UP BUT THEN GO BACK TO "E". I WENT TO DEALER AND THEY SAID IT IS A BAD FUEL SENOR GAUGE WHICH IS IN THE GA…
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FUEL GAUGE IS NOT WORKING PROPERLY ON MY VEHICLE. IT STAYS ON "E" WHEN THERE IS PLENTY OF GASOLINE IN THE CAR. THERE HAVE BEEN SEVERAL COMPLAINTS ABOUT THIS THAT I HAVE SEEN ON WEBSITES. OCCASIONALLY THE GAUGE WILL MOVE UP BUT THEN GO BACK TO "E". I WENT TO DEALER AND THEY SAID IT IS A BAD FUEL SENOR GAUGE WHICH IS IN THE GASOLINE TANK. SEEMS LIKE THIS IS A COMMON ISSUE AND COULD CAUSE OTHER PROBLEMS. THE FUEL GAUGE HAS BEEN LIKE THAT FOR OVER 6 MONTHS, AS THE COST WAS ASTRONOMICAL AND I BELIEVE THERE SHOULD BE A RECALL. ADDITIONALLY, RECENTLY MY OIL PRESSURE GAUGE HAS SHOWN THE MAX AMOUNT AND THEN LAST NIGHT IT WENT DOWN TO THE LOWEST AMOUNT ON THE INSTRUMENT PANEL. IT GOES BACK AND FORTH FROM HIGH TO LOW AND THE OIL PRESSURE LOW LIGHT COMES ON THE INSTRUMENT PANEL AND THEN GOES OFF. IT SAYS TO STOP ENGINE. THERE DOES NOT APPEAR TO BE ANYTHING PHYSICALLY WRONG WITH MY ENGINE AND I WILL BE TAKING IT TO THE DEALER TOMORROW TO CONFIRM THAT. I BELIEVE BOTH OF THESE ISSUES ARE CAUSED BY A FAULTY INSTRUMENT PANEL OR ELECTRICAL SYSTEM INCLUDED IN GM'S MODELS. I HAVE A FAMILY MEMBER WITH AN OLDER GMC SUV WITH SIMILAR ISSUES AND THEY ALSO HAD ISSUES WITH A GMC TRUCK THEY USED TO HAVE BUT GOT RID OF IT, DUE TO THE MALFUNCTIONS. SEEMS LIKE A VERY COMMON ISSUE THAT SHOULD BE RESOLVED BY GE. *TR
NHTSA ODI #10410408
43,000 miles · May 23, 2011
Fuel System, Gasoline
THE PROBLEM IS WITH MY 2006 GMC ENVOY DENALI EDITION. ABOUT JANUARY 1, 2011 I RECEIVED GAS AT A SHELL GAS STATION. AFTER RECEIVING FUEL THE FUEL GAUGE REMAINED AT E AND DID NOT G TO F SIGNALING A FUEL TANK. EVERY TIME I REFILL THE TANK THE GAS NEEDLE SWINGS BACK AND FORTH BETWEEN F AND E. AROUND HALF A TANK THE NEEDLE DROPS …
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THE PROBLEM IS WITH MY 2006 GMC ENVOY DENALI EDITION. ABOUT JANUARY 1, 2011 I RECEIVED GAS AT A SHELL GAS STATION. AFTER RECEIVING FUEL THE FUEL GAUGE REMAINED AT E AND DID NOT G TO F SIGNALING A FUEL TANK. EVERY TIME I REFILL THE TANK THE GAS NEEDLE SWINGS BACK AND FORTH BETWEEN F AND E. AROUND HALF A TANK THE NEEDLE DROPS TO E. THE FUEL GAUGE IS NOT READING ACCURATELY AND HAS CAUSED THE TRUCK TO STALL ONCE WHILE DRIVING. THE CHECK ENGINE LIGHT IS CONSTANTLY ON. I HAVE NOT DONE ANY REPAIRS BECAUSE I'VE BEEN TOLD THE FUEL ASSEMBLY HAS TO BE REPLACED WHICH IS A COSTLY REPAIR. TO PREVENT THE TRUCK FROM RUNNING OUT OF GAS WHILE DRIVING I'VE BEEN MONITORING THE TRIP METER AND GOING BY THE GAS MILEAGE. *TR
NHTSA ODI #10402478
49,550 miles · May 3, 2011
Fuel System, Gasoline
GAS GAUGE AND FUEL SENSOR STOPPED WORKING, TWO ESTIMATES TO REPAIR OF $800.00. THIS IS AN EXTREME SAFETY ISSUE NOT KNOWING HOW MUCH FUEL IS IN YOUR TANK.
NHTSA ODI #10399036
55,000 miles · May 2, 2011
Fuel System, Gasoline
TL* THE CONTACT OWNS A 2006 GMC ENVOY DENALI. THE CONTACT STATED THAT THE FUEL GAUGE WAS FLUCTUATING AND PROVIDING INACCURATE READINGS WHEN REFUELING THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER AND THE CONTACT WAS ADVISED TO HAVE THE FUEL LEVEL SENDER REPLACED. THE VEHICLE WAS NOT REPAIRED. THE CURRENT MILEAGE WAS APPROXIMA…
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TL* THE CONTACT OWNS A 2006 GMC ENVOY DENALI. THE CONTACT STATED THAT THE FUEL GAUGE WAS FLUCTUATING AND PROVIDING INACCURATE READINGS WHEN REFUELING THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER AND THE CONTACT WAS ADVISED TO HAVE THE FUEL LEVEL SENDER REPLACED. THE VEHICLE WAS NOT REPAIRED. THE CURRENT MILEAGE WAS APPROXIMATELY 60,000 AND THE FAILURE MILEAGE WAS 55,000. THE VIN WAS UNAVAILABLE.
NHTSA ODI #10398625
80,000 miles · May 2, 2011
Fuel System, Gasoline
GAS GAUGE NOT OPERATING PROPERLY. *TR
NHTSA ODI #10398569
Mileage unknown · Apr 11, 2011
Fuel System, Gasoline
I HAVE A 06 ENVOY DENALI IT STARTED WITH THE CHECK ENGINE LIGHT BEING ON, I WAS TOLD BY A MECHANIC THAT IT NEEDS TO BE REPROGRAMMED WHICH WORKED UNTIL I DROVE A FEW MILES THEN CAME ON AGAIN.. THEN MY FUEL INDICATOR STOP WORKING STAYS ON E WHEN I FUEL UP. NOW THE OTHER DAY I LOST POWER IN MY GAS PEDDLE(READ LOW PRESSURE) THEN THE…
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I HAVE A 06 ENVOY DENALI IT STARTED WITH THE CHECK ENGINE LIGHT BEING ON, I WAS TOLD BY A MECHANIC THAT IT NEEDS TO BE REPROGRAMMED WHICH WORKED UNTIL I DROVE A FEW MILES THEN CAME ON AGAIN.. THEN MY FUEL INDICATOR STOP WORKING STAYS ON E WHEN I FUEL UP. NOW THE OTHER DAY I LOST POWER IN MY GAS PEDDLE(READ LOW PRESSURE) THEN THE CAR DIED. IT STARTED UP BUT DIDN'T HAVE ENOUGH POWER IN THE PEDDLE. WAITING FOR MECHANIC TO LOOK AT IT. *TR
NHTSA ODI #10395473
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.
2006 GMC Envoy Denali Problems, Complaints & Recalls | Skip That Year