CHEVROLET P CODES (POWERTRAIN)

What Needs To Be Fixed

Number 5 Misfire. I Changed The Plugs Wires Cap And Rotor But Its Still Coming Up

Computer Problem 2000 Chevy Silverado V8 Two Wheel Drive Automatic 200k Miles Evap Control System Small Leak Code. Replaced Fuel Cap...

My Blazer Just Got A New Engine Last Year, And Has About 20, 00 Miles On It. I Keep Getting A Ses Light, But Then It Turns Off After...

My Servie Engine Light Is On My Friend Looked Up The Code And It Said. Catalyst System Efficiecy Below Threshold [bank 1] What Does This...

I Am Still Receiving A P420 Code After Replacing The Entire Exhaust System Including The Exhaust Pipe, Cat Converter, O2 Sensors Before...

My Chev 1500 Is Very Hard To Start When It Has Sit For More Than A Day. As Of Right Now It Has Sit For Two Days And I Can't Get It To Start...

Cannot Fine Problem New 02 Sensor New Fuel Filter New Coil Paks, Spark Plugs, New Map Sensor And Oil Change.

I Have Read Everything Online That I Can Find And Have Tried The Things That I'm Able To, Ie Check For Vac Leaks, Clean The Maf, Replaced...

Car Runs Fine Except For A Slight Miss After Operating Temp. Has Been Reached. When You Shut Car Off And It Sets For A Short Period Say 10...