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
STEERING WHEEL AND COLUMN DESCRIPTION AND OPERATION
Steering Column Lock
The Steering Column Lock Module (SCLM) controls the steering wheel theft
deterrent lock function,
which allows the column to be electronically locked. When a valid key is used to
start the vehicle, the
BCM recognizes th