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Home >> Chevrolet >> 2005 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 680 (Automatic Transaxle - 4T65-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Diagnostic Information And Procedures >> Automatic Transmission Symptoms >> Final Drive Noise or Hum Noise

Final Drive Noise or Hum Noise

WARNING: This page is about a different car, the 2008 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
Final Drive Noise or Hum Noise

Checks Cause
DEFINITION: A final drive noise or hum is most noticeable under light throttle acceleration or turns
  • Final Drive Gear Set (700)
  • Final Drive Internal Gear (693)
  • Worn planet pinions
  • Worn washers
  • Worn or damaged teeth
  • Differential Carrier (700)
  • Differential Side Gears (705)
  • Worn or pitted gears
  • A damaged thrust washer