Questions & Answers for: faulty gas cap symptoms

Question about 2003 Suburban 1500

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...faulty gas cap itself, so I bought a new one, but that had not fixed it (and I had reset the truck's check engine light, and it wound up coming back). Other symptoms I have are that I can't seem to ...

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...gas milegage Are you refering to code P0301 may mean that one or more of the following has happened: Faulty spark plug or wire Faulty coil (pack) Faulty oxygen sensor(s) Faulty fuel injector Burned ...

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Question about 1997 Sierra

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Faulty vent o-ring seal Possible Solutions With a P0442, the most common repair is to: Remove and reinstall the gas cap, clear the codes, and drive for a day and see if the codes come back. Otherwise,

Question about 2005 Grand Caravan

1 Answer

...faulty gas cap. Filling the fuel tank with the engine running could conceivable cause this code as well or if the cap wasn't properly tightened. Any of the following could also be the cause: A ...

Question about 2005 Grand Caravan

1 Answer

...Faulty vent o-ring seal With a P0442, the most common repair is to: Remove and reinstall the gas cap, clear the codes, and drive for a day and see if the codes come back. Otherwise, replace the gas ...

...faulty fuel injectors.P0440 Code - Evaporative Emission Control System MalfunctionThis indicates that a part of the EVAP control system is no longer fuctioning correctly. The EVAP system consists of ...

...faulty fuel injectors.DTC P0455 - Evaporative Emission Control System Leak Detected (no purge flow or large leak).This indicates a fuel vapor leak or lack of purge flow in the EVAP control system. It ...

...faulty gas cap, or something else. P0456-EVAP LEAK MONITOR SMALL LEAK DETECTED (.020)All symptoms listed above are diagnosed using the same tests. The title for the tests will be P0442-EVAP LEAK ...

gas pedal when cold it sputters, lack of power. Once it heats up it runs fine. code p0305 I've changed the plugs and checked wires. A code P0305 may mean that one or more of the following has happened

...the code has anything to do with the symptom. Code 442 is for a small leak in the evap system which is what vents the fumes in the gas tank to the vapor canister. A faulty gas cap can cause the

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