Drive Belt Tensioner

The drive belt tensioner keeps tension on the drive belt to prevent it from slipping, rubbing on engine components, or falling off.

Symptoms of Wear or Failure

  • Rattle, squeak, or chirp type noise from drive belt area
  • Drive belt will not stay on

Related Repair Advice

  • The drive belt tensioner should always be inspected when the drive belt is replaced
  • The tensioner can use spring or hydraulic pressure to keep tension on the drive belt.
  • A drive belt tensioner is self adjusting and should keep proper tension on the drive belt under all operating conditions