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I Have A 1986 Motor Home With A Chevy 454 4 Barrel Carb And Am Looking For Ways To Improve My Gas Mileage. I Currently Get About 5 Mpg, But...

I Have Seen Some Of These Performance Chips That Are Claimed To Boost Torque And Mpg, Do Any Of These Actually Work Or Worth It? I Have...

I Have A 2009 Chevy Impala. Since Nov. My Gas Mileage Has Been Averaging Between 22-24 Mpg. I Took It To The Dealership And They Say Nothing...

2004 Ford Explorer 6 Cyl Four Wheel Drive 55,236 Miles I Used To Get 20 Mpg In Town And 25-26 Highway. I Am Now Getting Anywhere From...

I Have Almost No Power In 5th Gear And Am Getting 14 Mpg On Hwy Around 12 City. I Have Taken It To Shops And They Say Its Fine But It Just...

I Own A 93 Nissan 4x4 Ext Cab Hardbody And Right Now Im Getting 11 Mpg In Town And 14 On The Highway. Is That What It Should Get Or If It...

Van Is Rated 16mpg City 20mpg Highway Im Getting Average 12.5 Mpg Which Is 60%highway 40%city.I Also Have A 1999 Astro Same Van Same Engine...

I Have A 1992 K1500 With Low-3rd Gear And Overdrive. I Don't Know The Gear Ratios But They Are Stock. I Don't Need These Low Of Gears For...

My Hybrid Car Mileage Per Gal One Is 33.8 In City And Highway At Average I Don't Know Why While In Booklet It Is Average 39 Mpg, I Am...

I Just Bought A2006 Chevy Express 2500 Cargo Van I Am On My Third Tank Of Gas And Am Getting 7-9 Mpg City Driving Cold Weather But This...