Chevrolet Express Emission

I Replace The Vapor Purge Valve With A Standard Part #cp470, But It Did Not Come With A Rubber Gasket That Was On The Old One I Took Off The...

I Have A Motorhome With A Chevy Express Chassis. Tried To Fill Tank And The Gas Came Right Back Out. Took It To A Repair Shop And Had...

My Van All Of A Sudden Started Stumbling And Showing A Loss Of Power (only At Mid-upper Rpms). Check Engine Light Came On, So I Took It To...

Hi, I Have A 1999 Express Van That Has A Lean Mixture Fault Code And Will Not Pass Smog Because Of It,it Is A 350 Motor

The Engine Is Idoling Really High All The Time. I Changed The Pvc Valve But No Luck. It Also Idols Down When I Pull The Oil Cap Off Like It...