12 problems related to engine and engine cooling have been reported for the 2003 GMC Envoy. The most recently reported issues are listed below.
While driving the vehicle a strong odor of gas entering the cabin. Fill vehicle up and large amount of gas pours on the ground from under the vehicle. Closer inspection reveals the part that attaches to the gas tank is broken off causing vapors to escape and not providing a seal to contain the smell. While driving on the interstate at normal operating speed vehicle loses oil pressure causing it to drop to 0 and message appears to stop engine. Both incidents are safety hazards and can cause serious life an death incidents if issues are not addressed by the corporation. This occur on interstate 66 in washington, DC. Immediate recall of all vehicles from GMC neeeds to be initiated.
While driving on the highway at 65 mph, the third row floor got really hot and my children were saying their feet were really hot and we smelled something like plastic melting and my 15 year old cousins boot melted and the carpet melted and you can see metal. Once we arrived home the blinker stayed on and did not shut off until the battery died. Just before this happed the vehicle lost power and my husband had to put his foot on the gas all the way.
Car dies when driving, car wont start sometimes and hour or 2 later starts mechanic said alternator and battery are good, in parking lot and driving in the city.
Tl-the contact owns a 2003 GMC Envoy xl. The contact stated that while stationary, the engine light remained illuminated. The vehicle was diagnosed that the fuel tank had fractured. The vehicle was repaired. The manufacturer was made aware of the failure. The failure mileage was 155,000. Ad.
While filling up my vehicle with gas at samsclub, it began leaking continuously from the tank. We replaced the filler neck hose, but it turns out the gas tank has a crack at the top. When you walk by, you could smell the fumes.
The contact owns a 2003 GMC Envoy. The contact stated that a strong fuel odor emitted inside and outside of the vehicle continuously. Additionally, the engine warning indicator illuminated whenever the vehicle was in operation. The contact received notification of the manufacturer customer satisfaction program related to the fuel tank inlet valve replacement. The remedy part needed to perform the repair was unavailable. The contact stated that the manufacturer exceeded a reasonable amount of time for the repair. The manufacturer was notified of the failure. The failure mileage was unavailable.
It started with engine misfiring causing engine to jolt which damaged #4 coil pack seal to failed allowing water intrusion. In 2008, the GMC mechanic replaced all six coils seals but in 2013-present p0440 engine code is a leak in the evaporative emission (evap). Loose fuel tank filler cap is the most common cause that triggers the p0440 code. I failed a few smog check spending hundreds of thousands of dollars yet my problem still existence. I've contacted the bureau of automotive repair because purrfect auto in fullerton,CA lied about fixing my car. The bar made purrfect auto replace the gas tank and gas cap yet the engine light is still on displaying code p0440. Its been 14 years and I'm still dealing with this problem.
The contact owned a 2003 GMC Envoy. The contact stated that while driving 30 mph, the engine compartment engulfed into flames without warning. The fire department was notified and no injuries were reported. The vehicle was not taken to the dealer. The manufacturer was made aware of the failure and did not offer any assistance. The VIN was not available. The vehicle was declared destroyed. The failure and current mileages were 79,000.
The cataytic converter broke into pieces and the car would not go above 25 mph.
The rear driver door popped open and won't close. The fan clutch failed 2 weeks after I purchased the vehicle. I thought the transmission went out because it was winding really high and not driving normally. Also the rear passenger doors on both sides have malfunctioned. The window on the passenger rear went out. I have not corrected the failures as of now.
The contact stated while driving, the reduce power engine and oil pressure low, check engine ights illuminated. The vehicle stopped, although, the enginewas still running. The dealership was unable to diagnose a problem, but replaced the tank gasket, gas pedal, and computer chip. This caused the contact to rear end another vehicle.
The consumer was having a problem with the fuel intake which was causing the vehicle to shut down. The vehicle had been at the dealer on five different occasions for the same defect, but the problem recurred. The consumer contacted the manufacturer, but there was no help given to remedy the problem. The rpm's would drop while applying gas, within 2-3 seconds, the mph dropped to 30-40 mph with no warning. The consumer experienced 2-3 close encounters with other vehicles driving behind him.