2003 Toyota Highlander
You should have had the transmission fluid changed at 30, 000 miles, and you should have the transmission flushed at 60,000.
Change the timing belt at 90, 000 miles (if you have a V-6).
Change the air filter every 15,000 miles.
Check the spark plug condition at 60,000, and change the coolant at 60,000.
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