See also:

Economy
Improper inflation pressures can cause uneven wear patterns to develop across the tire tread. These abnormal wear patterns will reduce tread life resulting in a need for earlier tire replacement ...

Materials Added To Engine Oil
Do not add any supplemental additives, other than leak detection dyes, to your engine oil. Engine oil is an engineered product and its performance may be impaired by supplemental additives. ...

Driving Across An Incline
If at all possible, avoid driving across an incline. If it is necessary, know your vehicle’s abilities. Driving across an incline places more weight on the downhill wheels, which increases the p ...