Final Drive Noise or Hum Noise. Pontiac Sunfire 2005

For 1990-2009 cars only

Makes 🢒 Pontiac 🢒 2005 🢒 Sunfire 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T40-E/4T45-E 🢒 Final Drive Noise or Hum Noise

Checks

Causes

DEFINITION: A final drive noise or hum is most noticeable under light throttle acceleration or turns.

•	Final Drive Gear Set (116)

•	Final Drive Internal Gear (118)

•	Worn planet pinions

•	Worn washers

•	Worn or damaged teeth

•	Differential Carrier (116)

•	Differential Side Gears (709)

•	Worn or pitted gears

•	A damaged thrust washer