See also:

Blade replacement
When the wipers no longer clean adequately, the blades may be worn or cracked, and require replacement. CAUTION To prevent damage to the wiper arms or other components, do not attempt to move th ...

When to Wax Again
You should polish and wax the car again when water no longer beads on a clean surface but spreads out over a larger area. ...

Polishing and Waxing
A good coat of wax is a barrier between your paint and contaminate. Keeping a good coat of wax on your vehicle will help protect it. Always wash and dry the car before polishing or waxing or using ...