ENGINE POOR MILEAGE

Vehicle Misses Very Badly When Air Is Damp. Gas Mileage Has Dropped Off Since This Problem Started. Seems To Get Better When Conditions...

On My 2001 Chevy Tracker, 120,000 Miles, One Cylinder Is Reading 50 On The Compression Test Instead Of 150. New Coil Didn't Help. Should...

1998 Honda Civic Hi.I Have Got A Civic 98 Vtec.55k Mileage. Problem Is, That As Soon As It Reach Just Over 3000rpm, It Wont Pull...

Engine Performance Problem 1993 Mercury Cougar 6 Cyl Two Wheel Drive Automatic As Soon As The Car Is Started It Starts To Shake And...

I Am Looking At Buying The Above Car And Have Seen A Dealer Who Informs Me That The Car Has Brand New Engine Fitted And The Fact It Has Done...

From The First Day I Got It It Averaged A Constant 57 Mpg. Soon As It Hit About 47,000 Miles Mpg Started To Fall And Now It Is At 41.5 Mpg....

My Car Has Been Getting 30 Or 31 Mpg On The Road But The Last Two Trips I Have Only Gotten 24 Mpg. Do You Have Any Suggestions Why? There...

The Engine Temperature Will Not Maintain At 195 Degrees F. It Will Reach That Temp, Very Briefly, But Then Falls To About 155 F And...

Does The Speedometer Run Off Of A Fuse Or Relay, And If So Is It Connected To The Digital Mpg, And Temperature Reading? Then The Car...

I Just Bought A 2003 H2 I Know They Have Horrible Mpg Anyway, But Is There Anything I Can Do Myself To Improve The Mpg In Any Way?