Buick Regal 2018-2025 Service Manual / HVAC & Restraints / Supplemental Inflatable Restraints
Buick Regal: Supplemental Inflatable Restraints
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 WIRING DIAGRAMS
SIR WIRING SCHEMATICS
Power, Ground, Serial Data, and Indicator
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Passenger Presence System
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Frontal Impact Sensing and Deployment
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Left Side Impact Sensing and Deployment
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Right Side Impact Sensing and Deployment
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READ NEXT:
DTC B0012 or B0013
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
DTC B0014, B0021, B0031, or B0038
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:
Engine Control Module Description
The Engine Control Module (ECM) interacts with many emission related
components and systems, and
monitors emission related components and systems for deterioration. OBD II
diagnostics monitor the
system performance and a diagnostic trouble code (DTC) sets if the system
performance degrades. The
E
Cylinder Leakage Test
Special Tools
EN 35667-A Cylinder Head Leakdown Tester
For equivalent regional tools, refer to Special Tools.
NOTE: A leakage test may be performed in order to measure
cylinder/combustion chamber
leakage. High leakage may indicate one or more of the following:
Worn or burnt valves
Broken valve s
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