The gas-cap tag has no wiki summary.
9
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2answers
4k views
Why would a new gas cap cause the “check engine” light to shut off?
This happened to a friend of mine: The "check engine" light came on in his truck (Toyota). He replaced the gas cap and the light shut off.
Then I also had a "check engine" light come on in my 1994 ...
4
votes
3answers
11k views
How important is a fuel cap?
I lost my fuel cap a couple months ago and haven't bothered finding a replacement. I haven't noticed any issues with it, but I'm wondering whether it's causing any damage or reducing gas mileage or ...
4
votes
2answers
495 views
VW Golf fuel filler cap will not unlock
The fuel filler flap on my 09 VW Golf estate (diesel) will not unlock. I have tried locking and unlocking the car which should relase the filler flap but it remains locked. The owner's manual says ...
