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2005 GMC Envoy

Owner reports · Recalls · Investigations

More warning signs than most Envoy years

Owner complaints for the 2005 GMC Envoy are substantially higher than the model-year median of 22.

About this comparison →

When problems were reported

Mileage at the reported incident

385 reports with mileage · 103 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 183 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 164 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Exterior Lighting. Review the 45 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

27 crash reports14 fire reports22 injury reports

What owners actually said

488 reports
77,471 miles · Jan 14, 2012
Fuel System, Gasoline

FUEL GAUGE SHOWS EMPTY WHEN TANK IS FULL. IT WILL WORK AGAIN AT ABOUT HALF A TANK, THEN WHEN WE REFUEL IT WILL GO TO EMPTY AGAIN. THEN IT WILL START TO GO UP TO ABOUT 1/8 TANK, THEN GO BACK TO EMPTY. SOUNDS LIKE THIS IS A MAJOR ISSUE WITH GM VEHICLES. *TR

NHTSA ODI #10443810

Mileage unknown · Jan 2, 2012
Electrical SystemFuel System, GasolinePower Train

REPEAT PROBLEMS SINCE CAR WAS PURCHASED BRAND NEW AT DEALERS. AIR /O2 SENSORS DEFECTIVE/REPLACED. DEFECTIVE FUEL PUMP/FUEL SENSOR/ELECTRONIC GAS GAUGE; FLICKERING/DIMMING HEADLIGHTS; FREEZING/INABILITY TO CONTROL DRIVER'S SIDE SEAT AND CONTROLS. 1/4 OF FRONT INSTRUMENT PANEL LIGHTS OUT; DRIVERS SIDE SEAT CONTROL LIGHTING 1/4 O…

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REPEAT PROBLEMS SINCE CAR WAS PURCHASED BRAND NEW AT DEALERS. AIR /O2 SENSORS DEFECTIVE/REPLACED. DEFECTIVE FUEL PUMP/FUEL SENSOR/ELECTRONIC GAS GAUGE; FLICKERING/DIMMING HEADLIGHTS; FREEZING/INABILITY TO CONTROL DRIVER'S SIDE SEAT AND CONTROLS. 1/4 OF FRONT INSTRUMENT PANEL LIGHTS OUT; DRIVERS SIDE SEAT CONTROL LIGHTING 1/4 OUT; CHECK ENGINE LIGHT AND LOW FUEL LIGHT ON CONTINUOUSLY SINCE 1997. TIE RODS BOTH REPLACED AS WELL AS BOTH FRONT SWAY BARS. IMMEDIATELY FOLLOWING VEHICLE PURCHASE, CHECK ENGINE LIGHT WOULD CONTINUOUSLY GO OFF. I WOULD CALL ONSTAR AT WHICH POINT I WAS TOLD TO TAKE CAR IN FOR REPAIR W/I 7-10 DAYS (OFTEN TOLD A PROBLEM W/POWERTRAIN OR TRANSMISSION) . AT DEALERS SERVICE DEPT, TOLD OVER AND OVER AGAIN AFTER TONS OF WORRY, CONCERN AND TIME SPENT, THAT ELECTRICAL SYSTEM ON THIS CAR TENDS TO TRIP/TRIGGER CHECK ENGINE LIGHT AND THEY WOULD JUST RESET IT SO AFTER AWHILE, I BEGAN TO DISREGARD THE LIGHT AS I WAS IN THE DEALERSHIP ALMOST WEEKLY. APPROX 2 YRS AFTER PURCHASE, FILLED UP GAS TANK AND FUEL LIGHT SHOWED "LOW FUEL". WENT BACK UP TO FULL, DROPPED TO 1/2 AND BACK TO EMPTY. WENT BACK TO FULL AFTER CAR WAS TURNED OFF AND CONTINUED TO DO THIS. AFTER ABOUT 2 WEEKS, CONSTANTLY STAYS AT EMPTY. CALLED REPAIR SHOP AND WAS TOLD APPROX $700-800 TO DROP TANK AND REPLACE FUEL SENSOR WHICH I COULD NOT AFFORD AND BEGAN TO TRACK ODOMETER AND REFILL TANK AFTER 200 MILES DRIVEN AFTER FILL UP. HAVE BEEN DOING THIS FOR 5 YEARS. JAN 29,2011, I GO FOR EMISSION TEST. FAIL D/T LOW FUEL AND CHECK ENGINE LIGHT BEING ON. GO TO MECHANIC, APPROX $950 REPAIR. CHECK ENGINE LIGHT GOES OFF...AND BACK ON NEXT DAY. READ THOUSANDS OF POSTS ONLINE AND AM FINDING MANY, MANY ENVOY OWNERS EXPERIENCING SAME PROBLEMS AS MINE. THESE ARE SAFETY ISSUES AND GM SHOULD ISSUE A RECALL ON ENTIRE FUEL AND ELECTRICAL SYSTEM. PLEASE CALL FOR QUESTIONS/CLARIFICATION. *TR

NHTSA ODI #10442107

79,856 miles · Dec 28, 2011
Electrical SystemEngine And Engine CoolingFuel System, Gasoline

I HAVE HAD A PROBLEM IN THE PAST WITH THE FUEL GAUGE READING EMPTY CONTINUOUSLY AS I HAVE READ FROM MANY OTHER COMPLAINTS. RECENTLY I EXPERIENCED A PROBLEM WITH THE OIL PRESSURE GAUGE. AT FIRST THE CHECK ENGINE LIGHT APPEARED INTERMITTENTLY AND THEN THE OIL PRESSURE GAUGE DROPPED TO ZERO, AT WHICH TIME THE MESSAGE IN ON THE LC…

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I HAVE HAD A PROBLEM IN THE PAST WITH THE FUEL GAUGE READING EMPTY CONTINUOUSLY AS I HAVE READ FROM MANY OTHER COMPLAINTS. RECENTLY I EXPERIENCED A PROBLEM WITH THE OIL PRESSURE GAUGE. AT FIRST THE CHECK ENGINE LIGHT APPEARED INTERMITTENTLY AND THEN THE OIL PRESSURE GAUGE DROPPED TO ZERO, AT WHICH TIME THE MESSAGE IN ON THE LCD READING SAID "STOP ENGINE" AND "OIL PRESSURE LOW". I IMMEDIATELY WENT TO MY GAS STATION AND CHECKED THE OIL, WHICH WAS ONLY DOWN A 1/4 TANK. MY MECHANIC STOPPED THE CAR AND STARTED IT AGAIN AND THE OIL PRESSURE GAUGE RESET ITSELF BUT ONCE I STARTED TO DRIVE THE CAR AGAIN, THE OIL PRESSURE DROPPED. MY MECHANIC BELIEVES IT IS ANOTHER SENSOR PROBLEM LIKE THE FUEL SENSOR BUT IS NOT COMPLETELY SURE. I ONLY STARTED WITH THIS ISSUE TODAY BUT IT IS MORE WORRISOME TO ME THAN KEEPING TRACK OF HOW MUCH GAS SHOULD BE IN MY TANK. I AM CURIOUS TO KNOW IF OTHERS HAVE STARTED TO EXPERIENCE THIS PROBLEM. I HAVE HAD THE CAR SINCE IT WAS BRAND NEW AND HAVE DRIVE 79000 MILES. I ALSO HAD A MAJOR ISSUE WITH THE SUSPENSION SYSTEM WITH I BELIEVE IS COMMON IN THIS VEHICLE. *TR

NHTSA ODI #10441550

180,000 miles · Dec 28, 2011
StructureVisibility

THE REAR WINDSHIELD OF MY 2005 GMC ENVOY XL EXPLODED FOR NO APPARENT REASON TODAY. I LIFTED THE FULL HATCH (NOT JUST THE WINDOW SECTION) TO PLACE ITEMS IN THE BACK THAT I HAD PURCHASED AT HOME DEPOT. I PLACED A CAN OF PAINT, ONE BAG, AND A BAG OF SAND IN THE BACK - NOTHING THAT WAS NEAR THE GLASS OF THE HATCH. I THEN CLOSED T…

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THE REAR WINDSHIELD OF MY 2005 GMC ENVOY XL EXPLODED FOR NO APPARENT REASON TODAY. I LIFTED THE FULL HATCH (NOT JUST THE WINDOW SECTION) TO PLACE ITEMS IN THE BACK THAT I HAD PURCHASED AT HOME DEPOT. I PLACED A CAN OF PAINT, ONE BAG, AND A BAG OF SAND IN THE BACK - NOTHING THAT WAS NEAR THE GLASS OF THE HATCH. I THEN CLOSED THE HATCH WITH ENOUGH FORCE FOR IT TO CLOSE SECURELY, BUT NOT WITH EXCESSIVE FORCE. AS I WALKED TO THE DRIVER SIDE DOOR TO ENTER THE CAR, I HEARD A LOUD POP THAT I THOUGHT WAS SOMEONE HITTING THE BACK OF MY CAR WITH THEIR VEHICLE. AS I WALKED AROUND TO THE BACK, MY REAR WINDOW WAS SHATTERED INTO A MILLION TINY PIECES. THERE WERE NO OBJECTS OR PEOPLE AROUND THE WINDOW CLOSE ENOUGH TO BREAK IT - IT JUST SHATTERED FOR NO REASON AT ALL! THE DEALERSHIP SAYS THEY HAVE NO RECORD OF ISSUES WITH REAR WINDSHIELDS, BUT I FOUND INFORMATION THAT DIFFERS ON LINE. FORTUNATELY, THE DEDUCTIBLE ON MY INSURANCE IS ONLY $200. HOWEVER, FOR OTHERS, I HAVE SEEN WHERE THEY HAVE HAD TO PAY UP TO $1500 OUT OF POCKET FOR THE EXPENSE BECAUSE THE DEALERSHIP REFUSES TO REPLACE THE WINDOW. THE COMPANY THAT IS COMING TO REPLACE IT SAID THE WINDOW ITSELF COSTS $937, NOT INCLUDING THE INSTALLATION. *TR

NHTSA ODI #10441492

Mileage unknown · Dec 20, 2011
Electrical SystemFuel System, Gasoline

GASOLINE AND OIL PRESSURE GAUGES STOP WORKING SUDDENLY ON A GMC ENVOY 2005. *TR

NHTSA ODI #10440524

50,000 miles · Dec 16, 2011
Fuel System, Gasoline

SAME PROBLEM EVERYBODY ELSE IS HAVING WITH THERE ENVOYS, FLOATING FUEL NEEDLE, NOW MY CHECK ENGINE LIGHT IS ON WHICH OCCASIONALLY WILL GO OFF, BUT NOW I CAN'T PASS EMISSION INSPECTION BECAUSE MY CHECK ENGINE HAPPENS TO BE ON, AND NOW I AM FORCED TO GET THE PROBLEM FIXED IN ORDER TO PASS INSPECTION. THANKS GM, JUST WHAT I NEED A …

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SAME PROBLEM EVERYBODY ELSE IS HAVING WITH THERE ENVOYS, FLOATING FUEL NEEDLE, NOW MY CHECK ENGINE LIGHT IS ON WHICH OCCASIONALLY WILL GO OFF, BUT NOW I CAN'T PASS EMISSION INSPECTION BECAUSE MY CHECK ENGINE HAPPENS TO BE ON, AND NOW I AM FORCED TO GET THE PROBLEM FIXED IN ORDER TO PASS INSPECTION. THANKS GM, JUST WHAT I NEED A WEEK BEFORE CHRISTMAS. ONLY 60,00 MILES ON CAR AND I HAVE TO DEAL WITH THIS. COULD POSSIBLY BE LAST GM CAR BOUGHT IN THIS HOUSE. *TR

NHTSA ODI #10440191

68,547 miles · Dec 15, 2011
Electrical SystemFuel System, Gasoline

I WAS GETTING MY TANK FILLED WITH GAS AND THE FUEL GAUGE NEEDLE PEGGED OUT PAST FULL, THEN BOUNCED DOWN TO EMPTY. IT DID THIS THREE TIMES THEN WENT BACK TO FULL. SINCE THEN IT HAS CONTINUED TO BOUNCE AROUND. THE ONLY WAY WE KNEW IF WE HAD ENOUGH GAS WAS TO FILL IT AND USE THE TRIP METER. THE FUEL GAUGE HAS CEASED TO MOVE AT …

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I WAS GETTING MY TANK FILLED WITH GAS AND THE FUEL GAUGE NEEDLE PEGGED OUT PAST FULL, THEN BOUNCED DOWN TO EMPTY. IT DID THIS THREE TIMES THEN WENT BACK TO FULL. SINCE THEN IT HAS CONTINUED TO BOUNCE AROUND. THE ONLY WAY WE KNEW IF WE HAD ENOUGH GAS WAS TO FILL IT AND USE THE TRIP METER. THE FUEL GAUGE HAS CEASED TO MOVE AT ALL SINCE APRIL 2011. THE CHECK ENGINE LIGHT HAS BEEN ON CONTINUOUSLY AS WELL SINCE THE INCIDENT. I LOVE THE VEHICLE BUT IT IS A MAJOR PAIN TO KEEP TRACK OF THE FUEL WHEN 3 PEOPLE IN THE HOUSEHOLD RELY ON IT. I LOOKED ONLINE TO SEE IF THERE WAS A RECALL, ONLY TO LEARN THIS IS A COMMON COMPLAINT AND NOTHING IS BEING DONE ABOUT IT. I PRICED A NEW CLUSTER AND IT WAS OVER $500. NEEDLESS TO SAY WE STILL HAVE TO KEEP TRACK OF THE FUEL WITH OUR TRIP METER. GM SHOULD STEP UP TO THE PLATE AND FIX THIS ISSUE. THEY HAD NO PROBLEM TAKING A BAILOUT. MY FAMILY HAS BEEN BUYING GM PRODUCTS FOR YEARS, HOWEVER, NO ONE IN MY FAMILY WILL EVER OWN ANOTHER GM PRODUCT IF THEY CAN'T DO THE RIGHT THING FOR THEIR CONSUMERS, AND DO IT NOW. NOT 5 YEARS FROM NOW!! *TR

NHTSA ODI #10440016

72,785 miles · Dec 14, 2011
Electrical System

I WAS DRIVING DOWN THE HIGHWAY WHEN I NOTICED THAT THE SPEEDOMETER INDICATED THAT I WAS GOING 90+ MPH. I SLOWED DOWN TO THE POINT THAT PEOPLE WERE PASSING ME IN A 65MPH ZONE AND MY SPEEDOMETER WAS INDICATING 60 MPH. I PULLED OVER AND STOPPED THE VEHICLE AND THE SPEEDOMETER NEEDLE CONTINUED TO ERRATICALLY GO UP AND DOWN. *TR

NHTSA ODI #10439927

70,000 miles · Dec 8, 2011
Fuel System, Gasoline

MY COMPLAINT AS WITH THOUSANDS OF OTHERS......IF GMC IS ACKNOWLEDGING THAT THEY ARE RESPONSIBLE FOR THE FAULTY GAS SENSORS, THEN WHY DO I HAVE TO BE RESPONSIBLE FOR HALF OF THE BILL TO CORRECT IT ? MY CAR CANNOT PASS MY STATES EMISSIONS TESTING, BECAUSE AS LONG AS THE CHECK ENGINE LIGHT IS ON, IT WILL CONTINUE TO FAIL...I DON'T …

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MY COMPLAINT AS WITH THOUSANDS OF OTHERS......IF GMC IS ACKNOWLEDGING THAT THEY ARE RESPONSIBLE FOR THE FAULTY GAS SENSORS, THEN WHY DO I HAVE TO BE RESPONSIBLE FOR HALF OF THE BILL TO CORRECT IT ? MY CAR CANNOT PASS MY STATES EMISSIONS TESTING, BECAUSE AS LONG AS THE CHECK ENGINE LIGHT IS ON, IT WILL CONTINUE TO FAIL...I DON'T HAVE THE MONEY TO PAY FOR THE REPAIRS. I WANT GMC TO TAKE RESPONSIBILITY FOR THE ENTIRE BILL...NOT HALF !! *TR

NHTSA ODI #10439072

89,000 miles · Dec 6, 2011
Electrical SystemFuel System, Gasoline

INSTRUMENT PANEL FUEL LEVEL INDICATOR SHOWS INCORRECTLY. AT FIRST IT WOULD SHOW HALF TANK OR MORE WHEN IN FACT THERE WAS LESS GAS. NOW THE FUEL LEVEL INDICATOR SHOWS EMPTY AT ALL TIMES. THE AUDIBLE FUEL WARNING FOR LOW FUEL ALSO RINGS CONSTANTLY. AFTER RUNNING OUT OF GAS IN THE MIDDLE OF NOWHERE ON SEVERAL OCCASIONS THE VEHICLE …

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INSTRUMENT PANEL FUEL LEVEL INDICATOR SHOWS INCORRECTLY. AT FIRST IT WOULD SHOW HALF TANK OR MORE WHEN IN FACT THERE WAS LESS GAS. NOW THE FUEL LEVEL INDICATOR SHOWS EMPTY AT ALL TIMES. THE AUDIBLE FUEL WARNING FOR LOW FUEL ALSO RINGS CONSTANTLY. AFTER RUNNING OUT OF GAS IN THE MIDDLE OF NOWHERE ON SEVERAL OCCASIONS THE VEHICLE WAS TAKEN IN TO THE LOCAL DEALERSHIP. THE REPAIR WAS TOO COSTLY. WE WERE HOWEVER CHARGED A $100 FEE JUST FOR THE GMC DEALER TO LOOK AT IT. WE NOW TRACK FUEL USING THE TRIP COMPUTER. LOOK ONLINE FOR SOME HELP I WAS AMAZED TO FIND OUT THAT MANY, MANY, MANY PEOPLE HAVE AND ARE HAVING THE SAME ISSUE. *TR

NHTSA ODI #10438745

Official recalls

2

06V417000 · Air Bags:frontal

Oct 31, 2006

CERTAIN VEHICLES ORIGINALLY BUILT WITH CLOTH SEATS THAT WERE EQUIPPED WITH AN AUTOMATIC AIR BAG PASSENGER SENSING SYSTEM AND LATER REUPHOLSTERED WITH AFTERMARKET LEATHER SEAT COVER KITS ARE INVOLVED. TESTING HAS INDICATED THAT THE AFTERMARKET LEATHER SEAT COVERS CAN CAUSE THE PASSENGER SENSING SYSTEM TO MALFUNCTION.

Consequence & remedy

Consequence: IF THE PASSENGER SENSING SYSTEM MALFUNCTIONS, THE FRONT AIR BAG ON THE PASSENGER SIDE MAY BE DISABLED WHEN IT SHOULD BE ENABLED, OR ENABLED WHEN IT SHOULD BE DISABLED. IN EITHER CASE, IN THE EVENT OF A CRASH THAT REQUIRES AIR BAG DEPLOYMENT, A FRONT PASSENGER'S LEVEL OF INJURY MAY BE INCREASED.

Remedy: BECAUSE A REPLACEMENT LEATHER SEAT COVER THAT IS COMPATIBLE WITH THE PASSENGER SENSING SYSTEM IS NOT AVAILABLE, GENERAL MOTORS (GM) WILL REPURCHASE THESE VEHICLES IN ACCORDANCE WITH THE TERMS STATED IN GM'S LETTER TO OWNERS. THE RECALL BEGAN ON NOVEMBER 6, 2006. OWNERS SHOULD CONTACT GM AT 1-877-477-1022 TO BEGIN THE PROCESS OF REPURCHASING THEIR VEHICLE.

05V035000 · Visibility:windshield

Feb 3, 2005

CERTAIN SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 212, 'WINDSHIELD MOUNTING.' THE WINDSHIELD URETHANE BEAD MAY NOT HAVE ADHERED TO THE BODY IN CERTAIN AREAS DURING THE CURE PROCESS.

Consequence & remedy

Consequence: IF A CRASH OCCURS, THE WINDSHIELD MAY NOT BE RETAINED, INCREASING THE RISK OF INJURY TO A VEHICLE OCCUPANT.

Remedy: DEALERS WILL REPLACE THE WINDSHIELD FREE OF CHARGE. THE RECALL BEGAN ON MARCH 10, 2005. OWNERS MAY CONTACT BUICK AT 1-866-608-8080, CHEVROLET AT 1-800-630-2438, OR GMC AT 1-866-996-9463.

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

2

RQ17002 · Loss Of Headlights

Opened Apr 24, 2017 · Closed Mar 29, 2021

Status: closed (inferred from source dates) · Exterior Lighting:headlights

The subject vehicles are model year (MY) 2002-2009 Chevrolet Trailblazer, GMC Envoy, 2004-2007 Buick Rainier, 2003-2008 Isuzu Ascender, 2005-2009 Saab 9-7X, 2002-2004 Oldsmobile Bravada, 2003-2006 Chevrolet SSR, 2005-2009 Buick Lacrosse, and 2006-2008 Pontiac Grand Prix. This scope includes the Trailblazer/Envoy variants: 2002-2006 Envoy XL/Trailblazer EXT and 2004-2005 Envoy XUV. The original scope of this investigation was expanded to include all vehicles equipped with the subject Headlight Driver Module (HDM). The focus of the investigation was to determine whether actions performed by General Motors adequately addressed any unreasonable risk to motor vehicle safety in the subject vehicles concerning the headlights and the HDM that controls them.Under normal electrical load and environmental conditions, the HDM can overheat inside the Underhood Electrical Center (UEC). This can cause the module to fail and result in a simultaneous loss of both low beam headlights and both daytime running lights (DRLs), often with no warning or prior detectability to the driver. This failure can be intermittent or permanent. No other exterior lights are affected. High beams, turn signals, brake lights, and reverse lights are still operational.General Motors addressed this issue with 2 recalls (14V755 & 15V519) and a special coverage program (N172091910). In view of the recalls and special coverage program implemented by GM and the vehicle high beams continuing to operate, ODI has tentatively concluded that the actions taken by GM mitigate any unreasonable risk to safety posed by HDM failure in the subject vehicles.Accordingly, the investigation is closed. The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist. The agency reserves the right to take additional action if warranted by new circumstances.The ODI reports cited above are available for review online at NHTSA.gov under the identification numbers in the attached document.

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.