Buick Regal Owners & Service Manuals

Buick Regal: OnStar Services

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 Emergency

Emergency Services require an active, OnStar service plan (excludes Basic Plan). With Automatic Crash Response, built-in sensors can automatically alert a specially trained OnStar Advisor who is immed

 Navigation

OnStar navigation requires a specific OnStar service plan. Press to receive Turn-by-Turn directions or have them sent to the vehicle's navigation screen, if equipped. Turn-by-Turn Navigation 1. Pres

 Connections

The following OnStar services help with staying connected. Ensuring Security Change the default passwords for the Wi-Fi hotspot and myBuick mobile application. Make these passwords different fro

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 DTC B3924-B3928

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

 Refrigerant Recovery and Recharging (R-1234yf)

Special Tools GE-45037 A/C Oil Injector GE-50078 Electronic Leak Detector GE-50300 R-1234yf Air Conditioning Refrigerant Recovery/Recharge Cart GE-50744 A/C R-1234yf PAG Oil Injector Hose GE-50745 A/C R-1234yf POE Oil Injector Hose GE-50957 Machine R-1234yf Contaminated Refrigerant Equivalen

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