Please check fitment notes & description for accurate information. 1999-2000 Dodge Ram 1500 3.9L 1999 Dodge Ram 1500 5.2L 1997-2000 Dodge Ram 1500 5.9L 1997-2000 Dodge Ram 2500 5.9L 1997-2000 Dodge Ram 2500 8.0L 1997-2000 Dodge Ram 3500 5.9L 1997-2000 Dodge Ram 3500 8.0L Oxygen Sensor's Location: How do I know the O2 sensor is good or not? Check engine light on A reduction in fuel economy. Your catalytic converter fails unexpectedly Exhaust emissions reach undesirable levels. .
