Clean the Idle Air control valve, and the base it fits into.
If you are saying you have an engine tick, then I would change the oil and filter.
Gasoline will deteriorate, usually within a month and begin to break down and cause a varnish build up.
I use a fuel stabilizer in my tank, it will keep gas fresh for 12 months or more.
SPONSORED LINKS
Sunday, November 9th, 2008 AT 7:54 AM