Chevrolet Engine Poor Mileage

Engine Performance Problem 2003 Chevy Monte Carlo Front Wheel Drive Automatic 75,000 Miles I Am Getting About 350 Miles Per Fill...

Okay, I Know It's An Old Econobox Car. The Engine Is In Basically Pristine Condition. Doesn't Use Any Oil, Even At 5k-ish Miles...

I Use This Car For Delivery Work A Lot. Yesterday I Put Over 250 Miles On It Delivering. On A Mail Route, With The Heavy Stop And Go, It...

I've Been Trying To Fix This Problem For Over A Year. I've Changed The Plugs, Used Expensive Fuel System Cleaner, Kept The Oil Good...

I Have 2002 S-10 Truck Just Changed Plugs And Wires, Still Has A Miss Too It And Has Poor Gas Mileage, What Could It Be?

I Have Repaire Plugs And Wires In My Truck, Still Has A Miss To It And Poor Gas Mileage, What Could It Be?

I Have A 2002 Chevy Blazer 4x4 4.3l And I Am Getting 8 Miles A Gallon, No Smoke And Dosent Smell Rich And Has A Smooth Idle But When...

My Truck Used To Get 22 Around The City And Up To 28 On The Highway. Now I Am Barley Able To Keep It At 21 On The Highway. Put New Spark...

Engine Performance Problem 2002 Chevy Camaro V8 Two Wheel Drive Manual 91k Miles I Have A Scanner With Live Data And The Fuel Trims Are...

V8 Four Wheel Drive Automatic There Is No Check Engine Light On. I've Changed The Fuel Pressure Regulator. I Didn't Seem To Be...