See also:

Cleaning aluminum wheels
- Promptly wipe the aluminum wheels clean of any kind of grime or agent. If dirt is left on too long, it may be difficult to clean off. - Do not use soap containing grit to clean the wheels. ...

Wheel balance
Each wheel was correctly balanced when your vehicle was new, but the wheels will become unbalanced as the tires become worn during use. Wheel imbalance causes the steering wheel to vibrate slightl ...

Foreword
Congratulations on choosing a SUBARU vehicle. This Owner’s Manual has all the information necessary to keep your SUBARU in excellent condition and to properly maintain the emission control system ...