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geezer#99 · 03-18-2016, 01:12 PM

Easiest way to check if it's the cap is take it for a longish drive, get out and open the cap slowly.
If you hear the sound of sucking air, you've found the culprit.

03-18-2016, 01:12 PM	#11
geezer#99 Registered User Join Date: Aug 2009 Location: Bowser Posts: 13,522	Re: Running rough and stumbling Easiest way to check if it's the cap is take it for a longish drive, get out and open the cap slowly. If you hear the sound of sucking air, you've found the culprit.