The timing belt is the belt that controls the camshafts in your engine, opening and closing valves at just the right time for smooth operation. The timing belt has teeth that turn the camshaft in time with the crankshaft. Some cars and trucks use timing chains or gears, which are more durable.
Typical Wear and Tear
Key items that affect the replacement interval for belts and hoses:
- Vehicle age
- Electrolytic corrosion
- Mileage
- Oil contamination
- Belt tension
- Failed hose clamps
Symptoms
- Squeaking noise from under the hood during start-up or operation
- Coolant leaks
- Dashboard light will illuminate
- A/C System may fail
- Engine overheating
- Smell of burnt rubber