Buick Regal 2018-2026 Service Manual / Accessories and Equipment / Immobilizer
Buick Regal: Immobilizer
SCHEMATIC AND WIRING DIAGRAMS
IMMOBILIZER WIRING SCHEMATICS
Immobilizer
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DTC B2955 (with BTM)
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 B2955 (without BTM)
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:
Brake System Vehicle Road Test
Preliminary Inspections
1. Visually inspect easily accessible brake system components for obvious
damage and/or leaks which
may indicate that the vehicle should not be driven until further inspections
have been completed.
2. Inspect the brake master cylinder reservoir fluid level and adjust only
Flushing
Tools Required
GE-45268 Air Conditioning Flushing Adapter Kit
GE-41447-a Leak Detection Dye
GE-50078 Electronic Leak Detector
GE-50300 Air Conditioning Service Center for HFO1234-yf
General Information
R-1234yf (HFO-1234yf) - 2, 3, 3, 3 - Tetrafluoroprop-1-ene (CF3CFCH2), is an
olefin contain
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