Buick Regal Owners & Service Manuals
Buick Regal 2018-2025 Service Manual / HVAC & Restraints / Heating, Ventilation, and Air Conditioning

Buick Regal: Heating, Ventilation, and Air Conditioning

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 Specifications, Visual Identification

SPECIFICATIONS FASTENER SPECIFICATIONS Single Use Non-Threaded Fasteners/Components NOTE: All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. Applicat

 Diagnostic Information and Procedures

LEAK TESTING Special Tools GE-41447 A/C Tracer Dye-Box of 24 GE-42220 Universal 12V Leak Detection Lamp GE-43872 Fluorescent Dye Cleaner GE-50078 Electronic Leak Detector GE-50744 R-1234yf PAG O

 Repair Instructions

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 No Global Positioning System (GPS) Reception (IO5/IO6 with UE1)

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. Refer to Diagnostic Procedure Instructions for an overview of each diagnostic category. DTC Descripto

 Electronic Ignition System Diagnosis

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

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