2000 GMC Yukon Denali "gas cap check" Questions

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...gas cap alarm. 2 miles later check engine light is on. Checked gas cap, cleaned gasket and tightened. Drove for 2 days. Reset fault and drove 160 miles. Then found monitor for evap. Didn't reset. ...

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Question about GMC Yukon Denali

1 Answer

emission check but gas cap is on tightly I JUST GOT NEW GAS CAP AND MY ING LITE IS STEEL ON WHATS WORNG

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Question about GMC Yukon Denali

1 Answer

...gas goes in slow and check engine light is on it tells me to tighten fuel cap It may be a loose fuel cap or it is worn out already. Check also the hoses leading to and from the fuel tank for loose or ...

Question about GMC Yukon Denali

2 Answers

...cap and rotor. air filter. and defently a fuel filter. the more often you change the fuel filter the longer that high dollar 300.00$ fuel pump plus labor. will live. hope this helps. air filter, gas ...

Question about GMC Yukon Denali

1 Answer

...be scanned with a scan tool to pull a code, with that code you can start to diagnose, check your gas cap, make sure its tight, other than that you need to get it scanned before we can help you ...

Question about GMC Yukon Denali

1 Answer

...be scanned with a scan tool to pull a code, with that code you can start to diagnose, check your gas cap, make sure its tight, other than that you need to get it scanned before we can help you ...

...gas it clears up but goes back to running rough it also does it when driving. i have changed the fuel filter/plugs/cap/router/modgual/o2 sensor/ Sounds like a vacuum line is off or cracked. As they ...

Question about GMC Yukon Denali

2 Answers

...gas cap to problems with the fuel injection and emission control systems, Autozone does this test for free, but most likely this will be covered under the 7 year 70,000 miles emission warranty so a ...

...gas cap today to see if it was a pressure problem. Any advice???. Well, if you jumped the battery and it started, maybe you need a new battery. Get that checked out first. Also, when was the air ...

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