The 04 was pretty straight forward.
Change the oil and filter when the display tells you to. (Don't forget to reset Oil Life system!)
when the display tells you to change
engine oil... Do the following as well:
~Lube Chassis Components
~Check Tires for Air and Damage
~Inspect Break System
~Check Engine Fluids and Washer System
~Check Power Steering System
~Check Wiper Blades
~Check Restraint System
~Lube Body Components (See manual)
~Replace Cabin Air Filter (Located in firewall on
passenger side.)
Every 25K miles do the following:
~ Inspect Fuel System,
Exhaust System, Accessory Drive Belts for damage or wear.
~ Replace Air Cleaner
Ever 50K Miles
~ If used for Towing - Replace Transfer Case Fluid :: If not change fluid ever 75Kk miles.
Every 100k Miles
~ Change Automatic Transmission Fluid and Filter
~ Change Automatic Transmission Fluid and Filter again at 150k if heavy service
~ Replace Spark Plugs
Every 150k miles
~ Change Engine Coolant (Or every 5 years which ever comes first!)
~ Replace Engine Accessory Drive Belt
optional y are supposed to change the transfer case fluid every 50k if towing