Oxygen Sensor Replacement

NewO2sensors

I’ve had some issues with the idling on the Big White Bus. Once she is warmed up when I come to a stop sign the idle drops to something like 300 rpms. And eventually she drops lower and finally dies.

I read online that the O2 sensors could be the culprit. I couldn’t remember the last time replaced the O2 sensors. I am not getting Code 43 or 44. As I am not driving her daily I don’t have a good idea what the gas mileage had dropped to. So I decided I’d spend the money and replace. […]