Depending on the year and engine it may have 1, 2, or 4.
Two
2, one before and one after the catalytic converter
Two, one before the catalytic converter and one after.
Dozens.Dozens.
It has four oxygen sensors.
The 5.2L has two oxygen sensors.
twotwo
A 2007 Durango has four oxygen sensors.
2 sensors
2
A 1997 Dodge Dakota has two oxygen sensors.
Two