Buick LeSabre 1999 Bulb Size
Bulb size chart
This page helps you find the correct bulb sizes for the 1999 Buick LeSabre by lighting position, so you can match the right bulb to the right socket before you buy. Because exterior and interior lamps use different bases and wattages, checking the exact location is the easiest way to avoid fitment mistakes.
The 1999 Buick LeSabre uses a mix of common halogen, miniature, and festoon-style bulbs across the headlights, taillights, interior lights, and cargo lamps. Trim level, body style, and lighting package can change the exact setup, so use the bulb chart on this page as a position-by-position reference rather than relying on one size for the whole car.
For best results, compare the listed bulb size with the bulb already installed in your LeSabre before ordering, especially if the car has been modified or repaired in the past. Some owners choose LED replacements for brighter output or longer life, but LED swaps may require attention to polarity, beam pattern, or load issues on certain exterior positions. If you are converting from halogen to aftermarket LED, make sure the bulb physically fits the housing and does not interfere with the lens or socket. Because trim and lighting package differences can affect fitment, checking the original bulb number in the vehicle is still the safest step before purchase.
FAQ
What is the high beam bulb size for a 1999 Buick LeSabre?
The high beam bulb listed for the 1999 Buick LeSabre is 9005.
What bulb does the front turn signal use on this model?
The front turn signal bulb is 3057 on the 1999 Buick LeSabre.
What is the parking light bulb size?
The parking light bulb is also 3057 for this vehicle.
Which bulb fits the daytime running light?
The daytime running light bulb listed for the 1999 Buick LeSabre is 3156.
What bulb is used for the back up reverse light?
The back up reverse light bulb is 3156.
What are the rear brake and tail light bulb sizes?
The brake light bulb is 3457, the rear turn signal bulb is 3457, and the outer tail light bulb is 3457.
What bulb fits the center high mount stop light?
The center high mount stop light bulb is 1156.
What are the license plate and glove box bulb sizes?
Both the license plate light and glove box light use 194 or 7441 bulbs on this page.
What bulb is used for the dome light?
The dome light bulb is listed as 563, with 563 noted as optional raw list information.
What is the map light bulb size?
The map light bulb is 212-2.
What bulb fits the trunk or cargo area light?
The trunk or cargo area light uses a 211-2 bulb.
Are there different courtesy light bulb options for the 1999 Buick LeSabre?
Yes. The page lists several courtesy light positions with different bulb options, including 168/917, 194/7441, 2721, PC168, and 564 depending on the lamp location.
Do trim level and body style matter for bulb fitment?
Yes. Trim, lighting package, market, and body style can all affect the exact bulb used, so it is smart to verify the installed bulb before ordering.
Can I replace the original bulbs with LED bulbs?
Often yes, but you should match the physical size and base first. LED replacements may also need attention to polarity, brightness, and beam pattern, especially in exterior lighting.