COMPUTER MONITOR NOT RESETTING Questions

Check Engine Codes P0171, P0174, Mass Air Flow Brand New, Checked Vacuum Hoses, Changed Air Filter. Evap Monitor Shows Incomplete After...

1996 Chevy Monte Carlo 6 Cyl I Recently Replaced The Egr Valve After Getting A 404 Error Code. I Reset The Pcm With A Code Scanner...

I Have Looked Just About Everywhere I Can Think Of To Find The Proper Driving Cycle To Clear The Computer Reset And Start Reporting Again....

....mileasge 149512 Replaced Map Sensor & Reset Computer .....may 24, 2010....failed State Of Arizona Emissions Test...gas Cap 1 Failed....

Hello, I've Got A '97 3.0 Cl. Failed A Smog Test Because An O2 Sensor Was Bad. Had The Sensor Replaced And The Cel Cleared. I've Driven...

I Had New Front And Rear Catalyst Put On/gaskets/o2 Sensors Both Bank 1 And 2. When Going Through The Drive Cycle All Monitors Set Except...

I Have Scanned My Truck With A Actron Cp9180. I Do Not Have Any Trouble Codes, But The Evap Monitor Will Not Show Ok. I Have Driven The...

How Many Miles Due I Have To Drive To Reset Evap Monitor On My 1999 Subaru Legacy Outback?

Replaced Battery, Won't Pass Emissons Test. They Said To Find Out How Long The Drive Cycle Is. How Long Is The Drive Cycle For This Vehicle...

I Need The Drive Cycle To Reset The Check Engine Light Indocators. I Have A Dead Battery In His Car And The Inspection Has Lasped. As Soon...