CHEVROLET EMISSION

When I Drive My Car, It Makes A Sound Like When You Go Get Your Car Smog And Then Put It On That Machine That Spins The Tire. What Is Wrong...

Can You Give Me The Location Of The Vapor Canister Vent Valve And How To Replace It? I Would Appreciate It.

My Truck Listed Above Failed An Engine Block Test. I'm Arranging To Have A Rebuilt Engine Installed, But First Need To Determine If...

I've Seen A Lot Of Others Doing This Because Of The Expense.

Just Curious. Can An Egr Valve Be Bad Without Throwing A Trouble Code? The Reason I Ask Is Because I Went To My Normal Exhaust Shop To Get...