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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 Headlamp Aiming

General Directive 76/756 EEC and ECE-Regulation 48 cover checking and aiming of headlamps on vehicle. Correct aiming of headlamps of vehicles should enable optimal road illumination by the low beam, with minimal glare to oncoming traffic. For this purpose the inclination of the light beam in rel

 Heated Oxygen and Oxygen Sensor Caution

CAUTION: Do not remove the pigtail from either the heated oxygen sensor (HO2S) or the oxygen sensor (O2S). Removing the pigtail or the connector will affect sensor operation. Handle the oxygen sensor carefully. Do not drop the HO2S. Keep the inline electrical connector and the louvered end free of

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