1995 Chevrolet Blazer "gas cap" Questions

...gas cap so it clicks a couple of times , if not tight enough the pressure in the gas tank falls and is detected as a leak to the atmosphere of gas fumes , if tightening cap doesnt cure the fault code ...

gas cap that is lose or the seal is bad on gas cap. to isolate the exact problem requires a high end scan tool and a smoke machine to find the problem. on this vehicle the two most common problems are

...gas cap (i.e. not factory/original brand)A small leak/hole in a fuel vapor hose/tubeOther small leak in EVAP systemFaulty vent o-ring seal With a P0442, the most common repair is to:Remove ...

...Gas Cap) Could it be Pressure relief hose on the gas tank also? Keeps setting The service light Coyld it also be the hose on the tank? Or just the gas cap. yes it can be any part of the fuel system ...

1997 jimmy gas tank problem two much sucsion in gas tank install a vented cap or remove the seal ring on the cap

...santa fe codepo450 need pic Check to ensure that your gas cap is on tightly. If it is, you might consider replacing the gas cap before spending big $$$ on sensor and tubing replacements. Good

...you fueling car with engine running? sounds like it is seeing an evap system leak. cannot fuel with it running. also check your gas cap The problem is you gas cap, replace the seal or cap. Good ...

...gas cap that is not sealing properly. Its is not limited to this. This code comes up when there is a small leak. When you turn on the ignition of the Truck it puts a vaccumm on the emission side of ...

...gas to the tank. Changing the fuel filter also a good idea. The fuel pump could be on the way out, but first check the fuel filler cap relief valve is not blocked causing a vacuum in the tank. Next ...

...gas cap to see if it is on tight? If you purchased gas in the last couple days it might be the solution. Tighten the cap and drive a couple days to see if the light goes off. If the cap is loose, you ...