Getting better MPG 2000 Suzuki Grand Vitara V6/2.5-has 76,455 miles.. on 2000 Suzuki Grand Vitara

My MPG is running around 10/12 MPG around town,and at times less..I change my Engine oil faithfully every 3000 plus miles,ck tire pressure often,new air filter,no hotrodding....My question also could the Gas Cap be faulty?

by in Palm Harbor, FL on July 05, 2011
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
2 answers 1 comment
ANSWER by , July 05, 2011
There could be so many reasons why you have poor mileage, best to have the engine management system scanned to see if the engine is running too rich or what. here are some shops:
COMMENT by , July 06, 2011
Thank you for the response and answer to my question,I will followup on having my engine management Scanned,Thanks Tim W.
ANSWER by , March 05, 2013
Looking for answer