PONTIAC ENGINE POOR MILEAGE

The Cars Runs Well But The Fuel Economy Has Dropped 100 Miles Per Tank. I Changed The Fuel Filter, Pcv Valve, Plugs (very Clean Old Ones...

After Changing And Overfilling My Crankcase By A Quart Of Oil And Taking A 450 Mile Trip With It Overfilled. I Started Having Poor Mileage...

I Have A 1999 Pontiac Grand Am Se 2.4l With Around 97,500 Miles On It. It Hasn't Been Until About The Last 8-12 Months That I've Noticed...

I Used To Get About 700 - 750 Km To A Tank Of Gas When Using Regular Grade. I Switched To Premium A Few Years Ago And Have Generally Gotten...

I Have A Pontiac Grand Am Se Quad 4 I Have Been Trying To Find Out Why I Am Loosing Over 100 Miles A Tank. I Replaced A Faulty Fuel Pressure...

My Car Is Using Hundred Miles Per Tank Less Than I Was Getting A Few Has No Kickdown Power Will Not Get Up And Go Other Than That Runs Fine...

My Car Gets The Gas Mileage It Should From Full To About 3/4ths A Tank From 3/4ths To Half I Get Maybe 20 Miles And Then From Half To A...

I Just Purchased This Vehicle From A Dealership "as Is" After A Customary Look At It And A Test Drive. They Assured A Thorough Inspection...

On My 90 Firbird 3.1 V6 It Idles Rough After Warm Up But Drives In The Higher Rpms Fine Has A Little Surging While Driving. But Bad Gas...

I Have A 1997 Pontiac Grand Am, Mileage:1132929. I Am Experiancing Poor Fuel Mileage, I Looked It Up In The Chilton's Repair Manual And Al...