October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Motorcraft Engine Coolant
Engine Coolant Change Record
Initial Change: Six years or 100,000 miles (160,000 km), whichever comes first.
After Initial Change: Every three years or 50,000 miles (80,000 km).