Buick Regal Owners & Service Manuals

Buick Regal: 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 burst if you drop or scratch the bulb. You or others could be injured. Be sure to read and follow the instructions on the bulb package.

High Intensity Discharge (HID) Lighting

Warning: The High Intensity Discharge (HID) lighting system operates at a very high voltage. If you try to service any of the system components, you could be seriously injured. Have your dealer or a qualified technician service them.

After an HID headlamp bulb has been replaced, the beam might be a slightly different shade than it was originally. This is normal.

Headlamps

Driver Side Shown, Passenger Driver Side Shown, Passenger Side Similar

  1. Low Beam
  2. High Beam

Low-Beam Headlamp/Daytime Running Lamp (Base)

1. For the driver side bulb, remove the windshield washer bottle filler neck by firmly pulling it straight up and out of the bottle.

2. Remove the cap from the back of the headlamp assembly.

3. Disconnect the electrical connector.

4. Remove the bulb socket from the headlamp assembly.

5. Reverse Steps 1-4 to install.

High/Low-Beam Headlamps (Uplevel)

The high/low-beam headlamps on the uplevel headlamp system are Light Emitting Diode (LED) and should be replaced by your dealer.

Fog Lamps

To replace the fog lamp bulb:

To replace the fog lamp bulb:

1. Locate the bulb assembly under the front fascia.

2. Disconnect the electrical connector from the bulb assembly.

3. Remove the bulb by turning it counterclockwise and pulling it straight out of the assembly.

4. Install the new bulb by turning it clockwise into the assembly.

5. Reconnect the electrical connector to the bulb assembly.

Front Turn Signal Lamps

Sidemarkers, daytime running lamps and turn signal lamps are LEDs and cannot be changed.

See your dealer.

Taillamps, Turn Signal, Stoplamps, and Back-Up Lamps

Driver Side Shown, Passenger Driver Side Shown, Passenger Side Similar

To replace any one of these bulbs:

1. Open the liftgate.

2. Remove the rear cargo area

2. Remove the rear cargo area trim panel push pin.

3. Pull the rear cargo area trim panel back to gain access to the taillamp assembly.

4. Remove the two nuts that

4. Remove the two nuts that secure the taillamp assembly.

5. Remove the taillamp assembly and disconnect the wiring harness connector.

6. Turn the bulb socket counterclockwise to remove it.

7. Pull the bulb from the socket.

8. Install a new bulb.

9. Turn the bulb socket clockwise to install it.

10. Reverse Steps 2-4 to reinstall the taillamp assembly.

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