Buick Regal 2018-2026 Owners Manual / OnStar / OnStar Services
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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Symptoms - HVAC Systems - Automatic
NOTE: The following steps must be completed before using the symptom
tables:
1. Perform the Diagnostic System Check - Vehicle before using the HVAC System
Malfunction
procedure in order to verify that all of the following are true:
There are no DTCs set.
The control modules can communicate via
Radiator Replacement (3.6L LGX)
Removal Procedure
1. Drain the cooling system.
2. Front Bumper Fascia - Remove.
3.
Hood Primary Latch Mount Panel Bracket (3) - Remove.
4. Recover the refrigerant.
5.
Air Conditioning Condenser Bracket (1) - Remove.
6. Transmission Fluid Cooler Inlet and Outlet Pipe Retainer @ Engine Cooler
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