
PIAA 19615 9005 (HB3) Xtreme White Plus
$64.57
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Used for: Headlight Bulb High Beam
Used for: Headlight Bulb Low Beam
Used for: Back Up Reverse Light Bulb
Used for: License Plate Light Bulb, Map Light Bulb
Used for: License Plate Light Bulb, Map Light Bulb
Used for: Turn Signal Light Bulb Rear
Used for: Dome Light Bulb
Used for: Dome Light Bulb
Used for: Trunk or Cargo Area Light
Used for: Trunk or Cargo Area Light
Used for: Vanity Mirror Light Bulb
This page helps you find the right bulb sizes for the 2021 Buick Encore by lighting position, so you can match the correct replacement before you buy. It covers the most common exterior and interior lamp locations on this model, including headlight, turn signal, brake, reverse, license plate, map, dome, and cargo-area lights.
For the 2021 Buick Encore, some lighting functions use LED assemblies while others use replaceable bulbs. That means the correct fit can depend on where the bulb is located, and in some cases on the trim level or lighting package. Use the bulb chart on this page to verify each position one by one and avoid ordering the wrong part.
Fitment can vary by market, trim, and body style, so it is smart to confirm what is actually installed on your Encore before purchasing replacement bulbs. Some locations may use factory LED units that are not serviced as a simple bulb swap, while other positions may still use standard halogen-style bulbs such as 9005 for high beam, H11 for low beam, or 921 for the reverse light. If you are considering an aftermarket LED conversion, check beam pattern, connector style, and space inside the housing, since a bulb that physically fits may still perform poorly or trigger issues. When possible, remove the old bulb and compare the base, size, and markings before ordering.
The chart shows LED headlight lighting on this page, and it also lists separate bulb sizes for some setups: 9005 for high beam and H11 for low beam.
No. Some positions are shown as LED, but other locations still use replaceable bulbs such as 9005, H11, 921, 7440A, 2825/98, 194/7441, and 6411/6428 depending on the lamp.
The back up reverse light bulb is listed as 921.
The rear turn signal light bulb is listed as 7440A.
The license plate light bulb options listed are 2825 and 98.
The map light bulb options listed are 2825 and 98.
The dome light bulb options listed are 6411 and 6428.
The trunk or cargo area light bulb options listed are 194 and 7441.
The page lists separate positions for front and rear side marker lights, and both are shown as LED on this model page.
Yes. Trim and lighting package can vary by market and body style, so the exact bulb setup may differ from one vehicle to another.
Yes. Checking the installed bulb is the safest way to confirm the correct base and size, especially if your Encore has a different lighting package or a prior aftermarket replacement.
Not usually. Factory LED units are often integrated assemblies, so a simple bulb swap may not be possible. Always confirm whether the light is serviceable before ordering parts.