OnStar Description and Operation (UE1 with IOB/IO6)
This OnStar system consists of the following components:
Telematics communication interface control module
OnStar three button assembly
Micr
DTC B0997
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
appro
General
The differential carrier assembly is located in the rear subframe and the
drive shafts extend from it to each respective
rear wheel. The final drive gear consists of a hypoid gear and a differential.
The assembly is bolted to the subframe
with 4 bolts.
The splines-equipped pinion shaft fo
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