Transmission Identification Information
For automatic transmission AF50, the identification plate is on the top of
the transmission housing.
Aisin Warner transmission type
Fabrication line 1 = 000001 - 500000 Fabrication line 2 = 500001 -
999999
Transmission type (AF50)
Model code
GM parts
SYMPTOMS - POWER TRANSFER UNIT CASE
Strategy Based Diagnostics
Review the system operations in order to familiarize yourself with the system
functions. Refer to Power Transfer
Unit Case Disassembled View, Power Transfer Unit Case Description and Operation,
and Rear Drive Axle
Description and Opera