P2A04 Diagnostic Trouble Code Discussion for April 2015
Heated Oxygen Sensor (Bank 2 Sensor 2) Closed Loop Performance
Note: This is a professional automotive technician's resource.Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.
Trouble Ticket Help Requests for DTC P2A04
|2007 GMC Sierra 3500 Classic WT 6.0L no drivability issue VIN: 1GDJK34U67
P2A04: Heated Oxygen Sensor (Bank 2 Sensor 2) Closed Loop Performance. Thanks in advance. I can clear these codes and they will usually reset within 300-500 miles. I have test driven with fuel pressure gauge, pressure never drops below 62 psi. We are located at an elevation of 9200 feet. After checking iatn archives noted possibl...
|April 28, 2015|