Buick Regal 2018-2026 Service Manual / Accessories and Equipment / Cellular, Entertainment, and Navigation / Description and Operation
Buick Regal: Description and Operation
- OnStar Description and Operation (UE1 with IOB/IO6)
- OnStar Description and Operation (UI3)
- OnStar Description and Operation (UE1 without IOB/IO6)
- Radio/Audio System Description and Operation (IO6)
- Radio/Audio System Description and Operation (IOB)
- Radio/Audio System Description and Operation (IOS/IOT/IOU)
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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
Microphone
Cellular antenna
Navigation antenna
Blueto
OnStar Description and Operation (UI3)
The Emergency Road Assistance Global Navigation Satellite System (ERA GLONASS)
consists of the
following components:
Telematics communication interface control module
Telematics two button assembl
OnStar Description and Operation (UE1 without IOB/IO6)
This OnStar system consists of the following components:
Telematics communication interface control module
OnStar three button assembly
Microphones
Cellular antenna
Navigation antenna
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Diagnostic Information and Procedures
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
Work Stall Test Warning
WARNING: One or more of the following guidelines may apply when
performing
specific required tests in the work stall:
When a test requires spinning the drive wheels with the vehicle
jacked up, adhere to the following precautions:
Do not exceed 56 km/h (35 mph) when spinning one drive
wheel w
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