There are 4 of them, 1 located before and after the cats on both sides. Drivers side is bank 1 and passengers side is bank 2
2
Refer to the user and service manual to see where the Oxygen sensors are on the 2002 GMC Yukon 4.8.
Have you had your 4 oxygen sensors replaced? It turns out when they replaced my oxygen sensors, they were after market parts so the service engine light did not come and gave codes even though they were replaced.
The 4 cylinder models have two oxygen sensors, and the V6 models have four oxygen sensors.
were is the rear door relay switch located on a 2003 yukon
The oxygen sensors are screwed into the exhaust pipe behind the engine.
4 in the exhaust before the cats and after the cats
4
how many oxygen sensors does a 2003 kia sedona 3.5 have
Before and after the catylitic converters.
There are two oxygen sensors in a 2003 Sonoma V6 with a 4.3 liter. Prices for the sensors start at $69.95.
A 2003 Chrysler van has two oxygen sensors in the exhaust pipe on the rear of the engine.