Buick Regal: All-Wheel Drive
Transfer Case
Under normal driving conditions, transfer case fluid does not require maintenance unless there is a fluid leak or unusual noise. If required, have the transfer case serviced by your dealer.
Starter Switch Check
Warning: When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured.
1. Before starting this check, be sure there is enough room around the vehicle.
2. Apply both the parking brake and the regular brake.
Do not use the accelerator pedal, and be ready to turn off the engine immediately if it starts.
3. Try to start the engine in each gear. The vehicle should start only in P (Park) or N (Neutral).
If the vehicle starts in any other position, contact your dealer for service.
Automatic Transmission Shift Lock Control Function Check
Warning: When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured.
1. Before starting this check, be sure there is enough room around the vehicle. It should be parked on a level surface.
2. Apply the parking brake. Be ready to apply the regular brake immediately if the vehicle begins to move.
3. With the engine off, turn the ignition on, but do not start the engine. Without applying the regular brake, try to move the shift lever out of P (Park) with normal effort. If the shift lever moves out of P (Park), contact your dealer for service.
Park Brake and P (Park) Mechanism Check
Warning: When you are doing this check, the vehicle could begin to move.
You or others could be injured and property could be damaged.
Make sure there is room in front of the vehicle in case it begins to roll. Be ready to apply the regular brake at once should the vehicle begin to move.
Park on a fairly steep hill, with the vehicle facing downhill. Keeping your foot on the regular brake, set the parking brake.
- To check the parking brake's holding ability: With the engine running and the transmission in N (Neutral), slowly remove foot pressure from the regular brake pedal. Do this until the vehicle is held by the parking brake only.
- To check the P (Park) mechanism's holding ability: With the engine running, shift to P (Park). Then release the parking brake followed by the regular brake.
Contact your dealer if service is required.
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Wiper Blade Replacement
Front Wiper Blade
Replacement
Windshield wiper blades should be
inspected for wear or cracking.
It is a good idea to clean the wiper
blade assembly on a regular basis.
When worn, or when cleaning is
Windshield Replacement
HUD System
The windshield is part of the HUD
system. If the windshield needs to
be replaced, be sure to get one that
is designed for HUD or the HUD
image may look out of focus.
Driver Assistance Syste
Bulb Replacement
For the proper type of replacement
bulbs, or any bulb changing
procedure not listed in this section,
contact your dealer.
Halogen Bulbs
Warning:
Halogen bulbs have pressurized
gas inside and can bur
SEE MORE:
Cylinder Head Assemble
Special Tools
EN-50717 Valve Spring Compressor
EN-9666 Valve Spring Tester
EN-43963 Valve Spring Compressor (off car)
For equivalent regional tools, refer to Special Tools.
1.
CAUTION: Refer to Component Fastener Tightening Caution.
CAUTION: In order to avoid damage, install the spark plugs af
Wireless Charging
The vehicle may have a wireless
charging pocket outside the armrest
of the center console. The system
operates at 145 kHz and wirelessly
charges one Qi compatible
smartphone. The power output of
the system is capable of charging at
a rate up to 1 amp (5W), as
requested by the compatible
smartphone.
