Tank Assembly Problems of GMC Yukon

GMC Yukon owners have reported 22 problems related to tank assembly (under the gasoline fuel system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Yukon based on all problems reported for the Yukon.

1 Tank Assembly problem of the 2015 GMC Yukon

Failure Date: 07/14/2022

The contact owns a 2015 GMC Yukon denali. The contact stated that the fuel tank was leaking fuel. The contact had not taken the vehicle to a certified mechanic or dealer to be diagnosed or repaired. The manufacturer was not made of the failure. The approximate failure mileage was 130,000.

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2 Tank Assembly problem of the 2006 GMC Yukon

Failure Date: 06/01/2011

After filling my gas tank completely on my 2006 Yukon, the fuel gauge registers empty and the low fuel light comes on. This also happens when my gas tank gets below a half tank. This is an erratic problem causing concern over the correct level of fuel in my vehiicle. My parents 2008 trailblazer also has the same exact problem.

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3 Tank Assembly problem of the 2002 GMC Yukon

Failure Date: 04/11/2011

Vehicle ran out of gas, fuel gauge read 1/4 tank.

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4 Tank Assembly problem of the 2003 GMC Yukon

Failure Date: 04/01/2011

Gas gauge does not correctly reflect what is in the tank, have run out of gas or come close quite a few times due to incorrect readings, it will show 1/2 full and drop rapidly within minutes to empty. I've taken it in they said it was the gauge cluster in the dash so they replaced it, it happened again, took it back in and of course at that time it was out of warranty they said they have not heard of any problems at the dealership in regards to this problem and that they assume the sending unit is bad and would replace it if I paid for it, why this wasn't done the 1st time under warranty is beyond me, but I've noticed on the news that other vehicles are having similar problems and searching the web I see I'm not alone. They need to step up and fix the problem.

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5 Tank Assembly problem of the 2001 GMC Yukon

Failure Date: 10/18/2010

The contact owns a 2001 GMC Yukon xl 1500. While driving approximately 45-50 mph, the vehicle stalled due to the lack of fuel. The contact stated that the fuel gauge displayed the tank as half full although the fuel tank fuel capacity was empty. Also, the failure recurred after immediatley refueling. The vehicle was taken to an authorized dealer for diagnosis but was not repaired. The failure mileage was unknown.

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6 Tank Assembly problem of the 2007 GMC Yukon

Failure Date: 06/18/2009

I own a 2007 gm Yukon xl. In or about may-June of 2009 the car began running badly and smelled of gas. I returned it to the dealer (sun pontiac GMC of wantagh, NY) and they said they corrected the problem. It happened again and time again with the check engine light appearing and onstar calls to see if I was okay. Many reports from onstar also confirm this. After many trips to sun pontiac their service department had refused to issue me a repair order because Yukons were having explosive conditions, especially mine. I called gm and they said they never had any such problem and referred me to another dealership where the same problem occurred again. I was ordered not to drive the vehicle and have it towed from my home because of the same explosive condition. Since June 2009 I have had over 300 phone conversations with gm. I personally witnessed the entire rear end undercarriage of my vehicle in pieces. I have read and been told that it was a manufacturer defect that even after they replaced harnesses, gas tanks, tubes, gas lines etc. It could not be fixed. The last words out of the service department at sun was that " I wouldn't drive that car if I were you because it might blow up". I knew that gm would never admit to any of this so I taped most of my conversations with all of their head officials and stored numerous copies with two separate attorney's, my family and one cousin who works for the media in case anything were to happen. It was admitted to me a gm that this was not the first time and it wouldn't be the last. I have taken my Yukon off the road and parked it away from anything flammable with very little gas in the tank (well, that was how gm left it. I have proof that general motors is fully aware that Yukons might start blowing up yet I haven't seen a recall and I have a $46,000. 00 pile of rubbish in my driveway.

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7 Tank Assembly problem of the 2005 GMC Yukon

Failure Date: 06/01/2009

Gas gauge does not read properly. Can fill up tank and reads on empty then will move to 1/2 full or full. Gas gauge will drop to empty while driving then move back to original reading after driving for 10 minutes to an hour.

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8 Tank Assembly problem of the 2004 GMC Yukon

Failure Date: 11/21/2005

When filling gas tank, gas pump keeps clicking off as if the tank is full. Although, the filling process has just started. This is the second time the vehicle has received repairs for this issue. .

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9 Tank Assembly problem of the 2001 GMC Yukon

Failure Date: 04/01/2005

2001, GMC Yukon, vehicle had gasoline leakage, consumer could smell leak, check engine light came on. Consumer took vehicle to the dealer twice, and dealer ran test t and he check engine light went off after the test. Dealer reset button. This did not fix gasoline smell. Consumer took vehicle to dealer a third time, and dealer found leak in the gas tank which is currently being fixed at consumer' s expense.

10 Tank Assembly problem of the 2003 GMC Yukon

Failure Date: 03/25/2005

The customer complaint and request for reimbursement for 2003 GMC Yukon. ** answer required***. (faulty sender was giving an inaccurate reading) the vehicle stalled at 80 mph. This may be a common problem in these vehicles. The vehicle registered 1/4 tank at the time of the incident. The fuel sending module was replaced.

11 Tank Assembly problem of the 2001 GMC Yukon

Failure Date: 02/24/2004

When driving, the engine light appeared on the dashboard. The consumer pulled the vehicle over and parked the vehicle on a slight incline, and smelled a gas odor. The consumer got out of the vehicle to investigate the smell, and noticed fuel leaking from the fuel tank. The consumer drove the vehicle to the dealership for inspection, and the mechanic determined that the fuel pump wiring failed, causing the fuel to leak from the fuel tank. A small leak was found in the evaporative fuel system. The consumer noticed gas leaking at a rate of a quart per 5 minutes and appeared to be coming from the top of the tank. The mechanic found fuel leaking from around the connector which housed wires from the fuel pump and the fuel level sensor.

12 Tank Assembly problem of the 2002 GMC Yukon

Failure Date: 11/11/2003

Fuel tank leaks when filled beyond 2/3-3/4 full. Gas tank leaked gas on garage floor damaging coated/sealed floor. Fortunately leakage was discovered before it was able to ignite. Vehicle was taken to dealer and I was advised that in fact the problem was a faulty gas tank. I was also advised initially that a replacement tank would not be available until January, 2004. As it turns out, they obviously have had a significant number of these complaints and I suspect that they have had to redesign and produce a safer replacement tank. My dealer has replaced "several" of these tanks. Why was there not a notice sent out to the owners of these vehicles when they are aware of the significance of the problem. Are we going to have to wait until the leakage of fuel in our garages is ignited with a water heater coming on while we are sleeping? this problem must be addressed immediately. I purchased another identical Yukon xl with my daughter from this same dealer. This vehicle is currently out of service at the dealers location waiting for a replacement gas tank.

13 Tank Assembly problem of the 2001 GMC Yukon

Failure Date: 05/20/2003

2001 GMC Yukon xl developed problems with the fuel tank. ** answer required***. The vehicle fuel sender failed prior to recall notification. The consumer contacted the manufacturer and was told that the service kit was not available. The consumer doesn't fell safe.

14 Tank Assembly problem of the 2001 GMC Yukon

Failure Date: 09/01/2002

Vehicle is leaking fuel from top of tank assembly. Dealership is aware of problem.

15 Tank Assembly problem of the 1999 GMC Yukon

Failure Date: 10/18/2001

Fuel tank leak from top of tank. After filling tank (not topped off), gas began pouring out from under vehicle. Tank had to be replaced (nearest dealer was 30 miles away) mechanic believed leak caused by defective tank.

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16 Tank Assembly problem of the 1998 GMC Yukon

Failure Date: 01/01/2001

Fuel tank leaks from top of tank after fill-up, all fittings appear to be ok. This only occurs after topping off, but loses about 1 gallon from top mid-section of tank. Also fuel gauge has been acting up since this started going from full to empty while driving.

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17 Tank Assembly problem of the 2000 GMC Yukon

Failure Date: 11/04/2000

This is the second gas tank that has been replaced in this vehicle in three months. Both failures occurred at the neck of the tank, causing fuel to leak on the ground.

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18 Tank Assembly problem of the 2003 GMC Yukon

Failure Date: 01/01/1901

2003 GMC Yukon won't start with a quarter tank of gas. Consumer states that dealer stated that they would bring the tank down and replace the fuel pump but they never did.

19 Tank Assembly problem of the 1997 GMC Yukon

Gas tank cap was not properly shut, forcing raw fuel into rollover vents and that sensors were shutting fuel down and raw fuel was escaping/leaking, resulltin gin a fire.

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20 Tank Assembly problem of the 1999 GMC Yukon

Vehicle was leaking gas from rear when parked and turned off. Dealer has seen vehicle 3 times, but still no solution.

21 Tank Assembly problem of the 2002 GMC Yukon

The consumer had difficulty filling the gas tank. The consumer noticed the tank had to be filled slowly. When reaching about 3/4 full, fuel leaked out. Consumer contacted gm they claimed there was a bulletin out regarding the problem and the dealership never fixed the vehicle. Consumer felt gm should issue a recall on the defective vehicle.

22 Tank Assembly problem of the 1997 GMC Yukon

If there is less than two gallons of gas when coming to a stop fuel splashes around, and shuts the engine down . GMC has been contacted. Dealer suggested that the driver to have more than two gallons gas in the tank always.



Safety Ratings of Yukon Cars
Fuel Economy of Yukon Vehicles
Yukon Service Bulletins
Yukon Safety Recalls
Yukon Defect Investigations