When do you service the transmission on 5.7 Toyota Tundra 2007?

According to the Toyota Tundra owner's manual, the transmission fluid for a 2007 5.7L V8 model should be serviced at 60,000 miles or 96,000 kilometers, whichever comes first. After the initial service, the transmission fluid should be serviced every 30,000 miles or 48,000 kilometers.

It's important to follow the manufacturer's recommended service intervals to ensure the proper functioning and longevity of your vehicle's transmission. It's also a good idea to have the transmission fluid inspected by a qualified technician if you notice any unusual noises, vibrations, or shifting problems.