Reporting Safety Defects to
the United States
Government
If you believe that your vehicle
has a defect which could cause
a crash or could cause injury or
death, you should immediately
inform the National Highway
Traffic Safety Administration
(NHTSA) in addition to notifying
General Motors.
If NHTSA
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