2003 Chrysler 300M Q&A
2003 Chrysler 300M Question: Check valve in gas tank
There is a vent for the fuel tank, and as the tank fills with fuel, the displaced air escapes through the vent. If the vent is plugged, this is what will happen. Check for a plugged vent. - Bret Bodas
I do have the same problem. I am a mechanical engineer so I decided to take care by myself. After dissassembling the fillinh hose I found a check valve in the tank inlet. That is the problem. it is not oppening properly. Unafortunatelly there is no an easy way to fix it unless you have the parts and i will take to remove the tank. I would reccomend to use a repair shop. - Visitor
Car starts sometimes and then doesn't a few minutes after I start it up seconds after I shut it off.. repair man said it was fuel pump paid 350.. next day it did he same thing..
I then use starting fluid and it usually starts right up but it sounds like a diesel when it first starts. It then will start normal for about a month and it then does it again. No check engine lig...