|
|
|
Towing a Trailer or Using a Car-top Carrier Change engine oil and filter as indicated by the information display and perform services listed in the Normal As required Inspect front axle. Inspect frequently, service Inspect rear axle and U-joints. Inspect half-shaft boots. See axle maintenance items under Exceptions. Replace spark plugs. Every 60,000 mi Extensive Idling or Low-speed Driving for Long Distances, as in Heavy Commercial Use Change engine oil and filter as indicated by the information display and perform services listed in the Normal As required Replace cabin air filter. Inspect frequently, service Replace engine air filter. Replace spark plugs. Every 60,000 mi 521 Aviator (CTV) Canada/United States of America, enUSA, Edition date: 201902, Second-Printing Scheduled Maintenance |