check gas cap light keeps coming on 300 miles on 2002 Ford Ranger

changed gas cap several times. reset engine keeps repetting after several 100 miles.

by in Fort Worth, TX on April 10, 2009
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2 answers
ANSWER by , April 10, 2009
Could it be another evaporative emission control system problem, masking itself as a gas cap problem? Is the gas cap sealing area on the filler neck un damaged?
ANSWER by , April 10, 2009
Try replacing your gas cap with a new dealer gas cap, not an after market one. It should help this situation.