what can i do to help get this higher
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1998 Pontiac Grand Prix GTP Question: only getting 15 mpg, is that average for anyone else?
Answer #1Greg's Orange Auto (11900 Answers) , Orange, CA - (714) 361-9386globalhelper September 17, 2012, 06:12Master
depends on driving conditions and your kind of driving
Answer #2Chevy Power September 17, 2012, 07:22Journeyman
It also depends on the maintenance you have had performed. Fuel filter, tune up, air filter, oxygen sensor, oil change on a regular basis, what type of driving do you do, how hard do you accelerate, etc.