1997 Ford Explorer Severe Duty Supplement 1st Printing - Page 16

Maintenance recommendations supported on a jack or jack stands, inspect the converter and exhaust system. Be sure that no foreign materials are caught in the exhaust system shielding. Any underbody sealant or foreign material should be removed and all possible contaminants cleaned off of the shell surfaces. Visual inspections Inspect the radiator, engine, transmission and power steering for fluid leaks and deterioration every 24,000 km (15,000 miles) or three months, whichever comes first. Any leakage should be corrected immediately. It is normal for minor seepage to occur at gasketed surfaces. Check the routing of the speedometer cable and cable housing. Be sure that it flows smoothly over its entire area (routed away from the exhaust system components) and is free of kinks or crushed areas. 16