2004 Chevrolet Silverado, the engine runs fine but keeps coming up with the P2A04 code

Question

On my 2004 Chevrolet Silverado 4.8L, the engine runs fine but keeps coming up with the P2A04 code

Answer 1

Hi there,

This code points towards an issue with the O2 sensor, bank 2 sensor 2. Here is some info for you. 

P2A04 CHEVROLET - O2 Sensor Circuit Range/Performance Bank 2 Sensor 2
Read more: https://www.autocodes.com/p2a04_chevrolet.html