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
SPECIFICATIONS
FASTENER SPECIFICATIONS
Reusable Threaded Fastener Tightening Specifications
NOTE:
All fasteners listed in this table can be reused after removal.
SCHEMATIC WIRING DIAGRAMS
DRIVER ASSISTANCE SYSTEMS WIRING SCHEMATICS
Forward Collision Alert (UEU)
Lane Keep Assist (UHX)
Rear Cross T
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