This document provides maintenance tips for various vehicle systems. It recommends checking tire tread depth regularly, inspecting exterior lights monthly, and looking for cracks or wear in belts. It also advises getting an engine's diagnostic codes checked promptly to prevent serious problems. Battery terminals should be cleaned if corrosion is present, as it can cause issues. Shock absorbers should be inspected if the vehicle dips or swerves under braking. Oil changes are suggested every three months or 5,000 kilometers. Brake pads should be inspected or replaced if less than 1/4 inch of pad remains.