For 1990-2009 cars

Checks | Causes
--- | ---
Input Sun Gear Thrust Washer (55) | Inspect for wear or damage.
Turbine Shaft Thrust Bearing Assembly (57) | Inspect for wear or damage.
4-5-6 Clutch (with Output Carrier Shaft and Dampener) Hub Assembly (58) |

• | Inspect for damaged or worn 4-5-6 clutch backing plate (432).

• | Inspect for improper selective 4-5-6 clutch backing plate retaining ring (431).