GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Oldsmobile
🢒
1997
🢒
Aurora
🢒
Transmission/Transaxle
🢒
Automatic Transaxle - 4T80-E
🢒 Noise in First, Second, Third, or Fourth
Checks
Causes
Final Drive Pinions
Gears worn or damaged
Final Drive Sun Gear
Gear worn or damaged