Chevrolet Tahoe Engine Poor Mileage

I Have Noticed A Big Drop In My Fuel Economy. The On Board Computer Says That It It Only Getting About 13 Mpg In The City. There Has Been...

I Drive The Suv Listed Above That I Have Been Working Out Of For The Last 2 Years. When I First Bought The Truck 10 Years Ago My Average Mpg...

Are There Any Proven Ways To Get Better Mileage With The Tahoe's Vortex V8? Specific Air Filter Or Device? Thank You! Tom

Please Can You Tell If I Can Trade My V8 Engine For A V6 So I Can Get Better Gas Mileage And If So Can You Tell Which Engine Would You...

I Newly Bought A Chevrolet Tahoe And Discovered That The Gaz Consumption Is Not Good At All It Is Making Like 6 Mpg I Have Consulted A...

I Replaced The Thermostat, Radiator And Radiator Cap And The Engine Temp Will Not Stay At Or Near 195 Degrees. It Drops To 150 Degrees Once...