Drive belts are one of the major components that keep your vehicle running safely and reliably. If these belts fail, you can have a roadside breakdown, major and costly engine damage, or even steering or brake failure.
These are flexible belts made of synthetic rubber and nylon, Kevlar or carbon fiber reinforcements. These belts drive the cooling system, air conditioner, brakes, steering and other major components that are essential to your vehicle functioning. Having your engine drive belts checked by your vehicle dealer service department is the best way to avoid problems. This is usually part of Dealer Service when you have regular six-month maintenance performed.
How long does A Drive Belt Last? There are many different types of belts that operate your vehicle components.
Most modern vehicles have a single belt that drives the alternator, water pump, air conditioner power steering and power brake systems. Because these belts drive so many critical systems with a single belt it is vital to be sure these are in reliable condition. Serpentine belts have an average life expectancy of up to 50,000 miles.
Many modern engines use a belt to drive the engine valves. This is a critical component and belt failure can cause major engine damage. Recommended replacement intervals are in your owner’s manual, and are usually between 60,000 and 80,000 miles.
Many older vehicles have separate belts for different components. These are usually reliable up to 30,000 to 40,000 miles. Some may last longer, but these should be checked at every service interval. Drive belts are a major component for your vehicle reliability and safety. To have your vehicle belts checked or replaced if necessary.