Buick Regal: Schematic Wiring Diagrams
RADIO/NAVIGATION SYSTEM WIRING SCHEMATICS (IOB)
Power, Ground, Serial Data and Subsystem References
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Infotainment Display and Radio Controls
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Antennas
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Speakers
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Auxiliary Inputs (MCY)
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RADIO/NAVIGATION SYSTEM WIRING SCHEMATICS (IOR)
Power, Ground, Serial Data and Subsystem References
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Infotainment Display and Radio Controls
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Antennas
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Speakers
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Auxiliary Inputs
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RADIO/NAVIGATION SYSTEM WIRING SCHEMATICS (IO5/IO6)
Radio Power, Ground and Serial Data
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Info Display Module
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Human Machine Interface and Display, Power, Ground and Serial Data
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Audio Amplifier Power, Ground and Serial Data (UQA)
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Antennas (HATCHBACK)
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Antennas (WAGON)
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Radio Speaker Outputs (NKC+UQ3)
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Speakers (NKC+UQ3)
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Speakers (U65)
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Speakers (UQA)
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Auxiliary Inputs (MCY)
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RADIO/NAVIGATION SYSTEM WIRING SCHEMATICS (IOS/IOT)
Radio, Power, Ground, Serial Data and Subsystem References
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Info Display Module
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Audio Amplifier Power, Ground and Serial Data
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Antennas (HATCHBACK)
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Antennas (WAGON)
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Radio Speaker Outputs (NKC)
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Speakers ((U65/UQ3)-NKC)
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Speakers ((U65/UQ3)+NKC)
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Speakers (UQA)
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Auxiliary Inputs
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ONSTAR/TELEMATICS WIRING SCHEMATICS
Power, Ground, Serial Data and Antennas (-I30)
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Power, Ground, Serial Data and Antennas (I30)
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Controls and Audio Signals
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READ NEXT:
Special Tools and Equipment
SPECIAL TOOLS
EL - 50334 - 20
Multi-Media
Interface Tester
(MIT)
EL - 50334 - 50
USB Cable and
Adapter Kit
EL-48028
Digital Radio Test
Antenna
EL-49903 - 1
Test Antenna, Navn-
Cell Comn
EL-49903 -
Cruise Control System
SPECIFICATIONS
FASTENER SPECIFICATIONS
SCHEMATIC WIRING DIAGRAMS
CRUISE CONTROL WIRING SCHEMATICS
Cruise Control
SEE MORE:
DTC P0351-P0354, P2300, P2301, P2303, P2304, P2306, P2307, P2309, or P2310
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure: Diagnostic
System Check - Vehicle
Review the description of Strategy Based Diagnosis: Strategy Based
Diagnosis
An overview of each diagnostic category can be found here: Diagnostic
Proced
DTC B2652
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
DTC Descriptor
DT
