"I" - Extensive Idling, Low-Speed, Commercial Use-Taxi, Police, Delivery

Extensive idling and/or low speed driving for long distances, as in heavy commercial use such as delivery, taxi, patrol car or livery

As required
- Change engine oil and filter as indicated by message center and perform services listed in the Normal Scheduled Maintenance chart.

Inspect frequently, service as required
- Replace cabin air filter.
- Replace engine air filter.

Every 30,000 miles (48,000 km)
- Change automatic transmission fluid.

Every 60,000 miles (96,000 km)
- Replace spark plugs.