Every three to five thousands miles. Most vehicles are fine with oil changes every 5000 miles. Also, it depends on if you are constantly in city traffic, or if you are making long trips contantly.
Toyota recommends every 5,000 miles but you could do it sooner if desired
You must replace the belt every 90,000 miles. Warning:This is an interference engine.
You should change your automatic transmission fluid in Toyota gearbox at least after every 30,000 miles.
you should change oil on you car every 5000 miles
50,000 mi
Each 5k miles.
Change it every 75,000 miles.
Every 8000 km,or 6 moths.
Every 15,000 miles.
when snow covers the tundra , caribou often change their grazing behaviour and move to warmer areas for food
For a Toyota Tundra with a 5.7-liter engine, it is generally recommended to change the differential fluid every 30,000 to 50,000 miles, depending on driving conditions and usage. If the vehicle is used for towing or in severe conditions, more frequent changes may be necessary. Always consult the owner's manual for specific recommendations based on your model year and driving habits.
One can can often purchase a 2000 model Toyota Tundra at used car dealers such as Carmax, Auto Trader and Edmunds. They may also be bought at Drive Time, Cars For Sale and Car Gurus.