Cleaning The Wheels - Mercury Mountaineer 2001 Owner's Manual

Maintenance and care
Cover the highlighted areas to prevent water damage when cleaning
the engine.
5.0L
4.0L SOHC
Never wash or rinse the engine while it is running; water in the
running engine may cause internal damage.

Cleaning the wheels

Wash with the same detergent as the body of your vehicle. Do not use
acid-based or alcohol-based wheel cleaners, steel wool, fuel or strong
detergents. Never use abrasives that will damage the finish of special
wheel surfaces. Use a tar remover to remove grease and tar.
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