Terrible gas mileage

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Nov 16, 2014 | 11:53 PM

volsfan92

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From: Hicktown,TN

Terrible gas mileage

I have a 05 SS/SC and I finally calculated my mpg..I'm only getting 200-215 on a tank with 90% interstate driving..Like wtf I barely get on it anymore Any clues to my problem?

Nov 17, 2014 | 12:26 AM

SalvageBaltSS

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From: Hockinson Wa

That's what I get, but mostly city driving.

Nov 17, 2014 | 11:41 AM

Whitnith

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From: Milwaukee

Is that 2.6" in your sig still accurate? That would indicate larger injectors. Couple that with winter blend gas, and it sounds about right. Especially if you have the defrost on, which runs the AC.