Is there a diagram of oxygen sensor location on an Isuzu trooper?
Yes, there is a diagram of the oxygen sensor location of a Isuzu Trooper. This diagram can be found in the cars maintenance manual.
What does O2 Sensor Heater Circuit Malfunction Bank 2 Sensor 2 on a 1999 Chevy suburban mean and it's location to replace?
Bank 2 sensor 2 refers to the oxygen sensor on the passenger side of the exhaust system and after the catalytic converter. heater circuit is the oxygen sensor or the wiring going to it, it is what is called a heated oxygen sensor. Google image search oxygen sensor and that is what it looks like, and they can be a bear to get out.