2004 Ford F150 Scheduled Maintenance Guide 5th Printing - Page 45

EXCEPTIONS In addition, there are several exceptions to the Normal Schedule. They are listed below: Maximim Oil Change Interval ❑ Normal Schedule: 5,000 miles or 6 months, whichever occurs first. ❑ Special Operating Conditions: 3,000 miles, 3 months, or 200 hours of engine operation, whichever occurs first see appropriate schedule on pages 43-44. Premium Gold coolant ❑ 5 years or 100,000 miles - change Premuim Gold coolant (whichever comes first) ❑ After initial change - change Premium Gold coolant every 3 years or 50,000 miles (see page 47) Natural Gas and Propane Vehicles ❑ Every 3 years from the date of tank manufacture - Inspect NGV fuel tanks ❑ Every 5 years from vehicle build date - Inspect propane fuel tanks ❑ Every 15 years from the date of tank manufacture - Replace NGV fuel tanks Class A Motorhome ❑ Every two years - Change brake fluid ❑ Every 30,000 miles - Change automatic transmission fluid Special Operating Conditions & Exceptions Scheduled Maintenance 45 Special Operating Conditions & Exceptions