On models with A/C
This filter removes the dust and pollen that is brought in fromthe outside through the heating and cooling system.
Have your dealer replace the filter when this service is indicated by a maintenance message on the information display. It should be replaced every 15,000 miles (24,000 km) if you drive primarily in urban areas that have high concentrations of soot in the air, or if the flow from the heating and cooling system becomes less than usual.
Secondary HO2S Replacement
Special Tools Required
O2 Sensor Wrench Snap-on S6176 or equivalent, commercially available
Disconnect the secondary HO2S connector (A).
Raise the vehicle on a lift.
...
A/T Differential Backlash Inspection (A/T)
Install the driveshaft and intermediate shaft into the differential
assembly, and place the axles on V-blocks (A).
Measure the backlash of the pinion gears (B) wit ...
Maintenance
...