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Symptom Troubleshooting Chart - Drive Belt

SYMPTOM TROUBLESHOOTING CHART - DRIVE BELT

Symptom Troubleshooting Chart - Drive Belt
Problem Possible Cause ACTION
  • Drive Belt Cracking
  • Drive belt
  • Replace the drive belt.
See DRIVE BELT REMOVAL / INSTALLATION - 2.3L for 2.3L engine, See DRIVE BELT REMOVAL / INSTALLATION - 3.0L for 3.0L engine, or See DRIVE BELT REMOVAL / INSTALLATION - 4.0L for 4.0L engine.
  • Drive Belt Chunking
  • Drive belt
  • Replace the drive belt.
See DRIVE BELT REMOVAL / INSTALLATION - 2.3L for 2.3L engine, See DRIVE BELT REMOVAL / INSTALLATION - 3.0L for 3.0L engine, or See DRIVE BELT REMOVAL / INSTALLATION - 4.0L for 4.0L engine.
  • Drive Belt Noise or Squeal
  • Drive belt
  • Pulley(s)
  • Determine what area of the pulley(s) the noise is coming from, then check that area with a straightedge and look for the accessory pulley(s) to be out of position in the fore or aft direction, or at an angle to the straightedge.
  • Drive Belt Does Not Hold Tension
  • Drive belt cracking or damaged
  • Inspect the drive belt for cracking parallel with and through to the backing.
Replace the drive belt if required.See DRIVE BELT REMOVAL / INSTALLATION - 2.3L for 2.3L engine.See DRIVE BELT REMOVAL / INSTALLATION - 3.0L for 3.0L engine.See DRIVE BELT REMOVAL / INSTALLATION - 4.0L for 4.0L engine.
  • Belt Tensioners Worn or Damaged
  • Check the belt tensioner for damage and correct operation. Replace the drive belt tensioner if required
  • Drive Belt Squeal or Chirp
  • Incorrect drive belt installed
  • Check the drive belt for correct part application.
 
  • Lubricant or other contamination on the drive belt
  • Check the drive belt for oil, coolant, power steering fluid, brake fluid or other contamination. Remove the drive belt and wash with detergent and water. If the drive belt cannot be cleaned or is damaged (softened) by contamination, replace the drive belt.
See DRIVE BELT REMOVAL / INSTALLATION - 2.3L for 2.3L engine. See DRIVE BELT REMOVAL / INSTALLATION - 3.0L for 3.0L engine, or See DRIVE BELT REMOVAL / INSTALLATION - 4.0L for 4.0L engine.
 
  • Drive belt pulleys not aligned properly, damaged or not rotating freely
  • Check the pulleys for proper alignment, devices and pulleys for proper freedom of rotation and damage. Service the pulleys and devices as required.