
PIAA 18880 880 Xtreme White Plus
$58.60
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Used for: Fog Light Bulb Front
Used for: Headlight Bulb High Beam
Used for: Headlight Bulb Low Beam
Used for: Back Up Reverse Light Bulb
Used for: Brake Light Bulb, Tail Light Bulb
Used for: Center High Mount Stop Light Bulb
Used for: Daytime Running Light Bulb
Used for: License Plate Light Bulb, Courtesy Light Bulb(Compare to original - Option 1), Glove Box Light Bulb, Instrument Panel Light Bulb(Compare to original - Option 2)
Used for: Parking Light Bulb, Turn Signal Light Bulb Front, Turn Signal Light Bulb Rear
Used for: Side Marker Light Bulb Front, Side Marker Light Bulb Rear
Used for: Ash Tray Light Bulb, Automatic Transmission Indicator Light Bulb, Instrument Panel Light Bulb(Compare to original - Option 1)
Used for: Check Engine Light Bulb, Courtesy Light Bulb(Compare to original - Option 2), High Beam Indicator Light Bulb, Instrument Panel Light Bulb(Compare to original - Option 3), Parking Brake Indicator Light Bulb, Turn Signal Indicator Light Bulb
Used for: Dome Light Bulb
Used for: Engine Compartment Light Bulb
Used for: Map Light Bulb(Compare to original - Option 1)
Used for: Map Light Bulb(Compare to original - Option 2)
Used for: Trunk or Cargo Area Light
This page covers bulb sizes for the 1999 GMC Sierra 1500 and is organized to help you verify the correct bulb by lighting position. Whether you are replacing a headlight, tail light, interior lamp, or dashboard indicator, matching the bulb to the exact location is the easiest way to avoid buying the wrong part.
The 1999 GMC Sierra 1500 used different bulbs for exterior, interior, and instrument panel lighting, and some positions may vary by trim, body style, or lighting package. Use the listings on this page as a fitment guide for common bulb locations such as low beam, high beam, brake light, reverse light, dome light, and cargo light.
For best results, compare the bulb in your truck before ordering, especially if your Sierra has been modified or uses an aftermarket lighting conversion. Trim and package differences can affect some interior and exterior bulbs, and halogen-to-LED upgrades may require different bulb types, polarity checks, or added resistors to prevent hyperflash or warning issues. If a socket looks different from the chart or the light output has been changed in the past, confirm the installed bulb number first so you can buy the correct replacement the first time.
The low beam headlight bulb listed for the 1999 GMC Sierra 1500 is 9006.
The high beam headlight bulb listed for the 1999 GMC Sierra 1500 is 9005.
Both the front turn signal light and the parking light are listed as 3157A.
The rear turn signal light and tail light are listed as 3157R.
The brake light bulb listed for this model is 3157R.
The back-up reverse light bulb listed for the 1999 GMC Sierra 1500 is 3156.
The center high mount stop light bulb listed on this page is 921.
The dome light bulb is listed as 211-2, and the trunk or cargo area light is listed as 912.
The license plate light bulb listed for the 1999 GMC Sierra 1500 is 194.
The glove box light bulb is listed as 194. Courtesy lights may use 194 or 2721 depending on the position shown on the page.
Instrument panel lighting appears in multiple options on this page, including 194, 161, and 2721 depending on the specific location. Indicator bulbs such as the turn signal indicator, high beam indicator, parking brake indicator, and check engine light are listed as 2721.
Yes. The front fog light bulb is listed as 880, and the daytime running light bulb is listed as 4114.
Yes. The front side marker light bulb and rear side marker light bulb are both listed as 194NA.
Check the exact light position, confirm whether your truck has the original housing, and compare the installed bulb number if the vehicle has been repaired or modified. This is especially important for interior lights, instrument panel bulbs, and any aftermarket LED conversion.