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poor gas mileage on sonata 2005

Old 03-26-2011, 11:26 PM
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Default poor gas mileage on sonata 2005

Hi,





I have a sonata wit 37K miles.



It has a poor mileage approx 13-14 miles / gallon.



Any suggestions appreciated.
Old 03-26-2011, 11:34 PM
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check for a leak.



also, how are you calculating?



Do you have stock rims (holy crap that would have to be a crazy size to throw it off that far)



so you tow large animals around?



more information.. but really.. go smell / look around for a leak...
Old 03-27-2011, 09:23 AM
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Well you musta broke somethin eh?



Haha yea fire it up and snoop around for suspects, weird exhaust sound, dripping fuel, anything really. Loud clunks not good
Old 03-27-2011, 02:32 PM
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When was the last time it had a full tune-up?



spark plugs (and gap), spark plug wires, air filter, fuel filter, oil, oil filter . . . all have an effect. Is there a check engine light?



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