Remove the dipstick, wipe it clean. Insert it fully and remove it again. If it is low, add oil. To maintain peak performance, the oil should be changed every 3,000 miles or 3 months, whichever comes first. Replace the oil filter with every oil change.
Exhaust Look underneath for loose or broken exhaust clamps and supports.
Check for holes in muffler or pipes. Replace the rusted or damaged parts. Have the emission checked at once per year for compliance with local laws. Hoses Inspect the hoses and belts monthly. If a hose looks bad, or feels too soft or too hard, it should be replaced.