2008 Chevrolet Impala "tighten gas cap" Questions

...gas caps have a built in slip preventing over tightening, so no engine light, no worry. The cap will feel like a ratchet effect when you tighten, so it slips at point it is sealed so you don't crush ...

...gas cap need tighting while i was driveing but when i stoped and tighten it my check engine light came on now it stayed on what should i do to correct the problem your gas cap seal might be leaking ...

tighten the gas cap On a 2006 chevy impala it tells you to tighten the gas cap ,then when you do, we shut the car off. Then check engine light comes on. Where is the sensor located. There is no sensor

...tighten gas cap message, however cap is on and tight. Check engine light is on The gas cap is most likely faulty. The gas cap is an integral part of the evaporative emission system. If it is not ...

...Tighten gas cap, engine light Since October 2008, I have replace the gas cap twice, the evap vent solenoid, and the fuel filler neck assembly. The lights come back on with in a day or two. The ...

I have an error code p0446, please help could just be a loose or faulty gas cap or vacuum leak,try tighten the gas cap three clicks and erasing code and driving it or replace it. Tim

Why doesn't my car start, and why the check engine light is on? Why It said tighten gas cap and the light engine us on? security and gas cap leak

...tighten my gas cap, after a while, the check engin light comes on. i bought a new cap but that did not help, to me the ,the car seems to run a little rough just before the light comes on....is there ...

...gas cap enough, and that willturn on the check engine light. missing or lose gas cap? this cap needs to installed and sealed off for proper evaporative canister operation.Otherwise the diagnostic ...

My tighten gas light keeps coming on and now has my check engine light on. Please Help Take the gas cap off completely and then put back on until it clicks once.