Buick Regal: Displays and Gauges
SPECIFICATIONS
FASTENER SPECIFICATIONS
Reusable Threaded Fastener Tightening Specifications
NOTE:
All fasteners listed in this table can be reused after removal.
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SCHEMATIC AND WIRING DIAGRAMS
INSTRUMENT CLUSTER WIRING SCHEMATICS
Power, Ground, Serial Data and Gauges
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Indicators (LGX)
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Indicators (LTG)
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Driver Information and Shift Lever Indicator
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HEAD-UP DISPLAY WIRING SCHEMATICS
Head-Up Display (UV6)
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AUDIBLE WARNINGS WIRING SCHEMATICS
Audible Warning
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DISPLAYS AND GAUGES COMPONENT REPLACEMENT REFERENCE
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
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.
Diag
SEE MORE:
NOTE: Review the seat belt system description and operation in order to
familiarize yourself with the system and how it functions.
Visual/Physical Inspection
Inspect for aftermarket devices which could affect the operation of the
seat belt system. Refer to Checking Aftermarket Accessories.
Insp
DTC Descriptors
DTC P0521
Engine Oil Pressure Sensor Performance
DTC P0522
Engine Oil Pressure Sensor Circuit Low Voltage.
DTC P0523
Engine Oil Pressure Sensor Circuit High Voltage
Diagnostic Fault Information
1. Engine Oil Pressure Indicator Malfunction
Circuit/System Description
The engine oil pr