P CODES (POWERTRAIN) P0400 - P0499 P0430 Questions

My Check Engine Light Came On And I Brought It To Advance Auto Parts. They Gave Me The Code But Told Me They Couldn't Tell Me What It...

I Scanned The Car For Codes Due To My Check Engine Light Coming On And It Gave Me These Codes P0430 Twice, P0171, P0174 And P0300. I Looked...

Just Had All Four 02 Sensors Replaced. Now, Though The Car Isn't Stalling, It's Running A Little Rough At Idle And Has A Little...

In June My Car Developed A Leak At The Clamp Where The Y Pipe Meets The Engine. I Took It To A Mechanic Who Replaced The Whole Pipe. I...

Got P0430 And P0420 Codes Show Up For Inefficient Cat. Replaced Post Cat O2 Sensors With No Luck; Check Engine Light Came Back. Took To A...

Hi There My Bf Has 2010 Jeep Cherokee It Started With On And Off And Then He Had A Light On Dashboard, Saying That The Gas Cap Is Open, So...

I Need To Make Corrections To The Previous Question My Bf Started To Have Engine Light On And Off -we Found Out He Has A Code P0430, Then It...

Code P0430 What Exactly Is It? Which Side Is Bank 2?

03 Gmc Yukon Denali Had A Bad Water Pump, Replaced That And Now These 2 Codes Are Showing Up. I Have Replaced All Spark Plugs, Plug Wires...

Engine Light Is On And Identified The Following Code P0430 And 61-11. What Should I Do Now ? I Went To Repair Shop And They Said That...