Factory headlight setup not identified

2013 Buick LaCrosse Headlight Bulbs & Lighting Guide

Factory bulb sizes and relevant BulbFacts-tested replacement evidence for the 2013 Buick LaCrosse.

Source-listed fitment data supplied by CarBulbGuide. Confirm the installed bulbs and configuration before ordering.

Low beam: H11
High beam: H9
Factory setup: Factory headlight setup not identified

Representative car or sedan image for 2013 Buick LaCrosse — Representative car or sedan image

Best headlight upgrades

Confirm the installed headlight configuration before using a bulb size or product recommendation. BulbFacts does not merge products from different factory systems.

Factory headlight setup not identified

Low Beam: H11 · High Beam: H9 · High/Low Beam Combined: D1S

Select your factory headlight system. Choose or verify the installed factory headlight system before using a bulb size or product recommendation.

Other bulbs

Available exterior and interior lighting data for this model year.

Dome Light: 2825Verify installed bulb
Door Light: 2825Verify installed bulb
Front Side Marker: 3757AVerify installed bulb
Front Turn Signal: 3757AVerify installed bulb
Glove Box Light: 194Verify installed bulb
License Plate Light: 2825Verify installed bulb
Parking Light: 3757AVerify installed bulb
Rear Turn Signal: 3757AVerify installed bulb
Reverse Light: 921Verify installed bulb
Vanity Mirror Light: DE3175Verify installed bulb

Technical details and sources

Confirm the installed bulb, connector, housing, and factory system before ordering.

Position	Bulb or system	Fitment status
Low BeamFactory system not specified	H11	Bulb size confirmed
High BeamFactory system not specified	H9	Bulb size confirmed
High/Low Beam CombinedFactory system not specified	D1S	Bulb size confirmed

Fitment note: Verify the installed bulb, connector, housing, and factory system before ordering. A bulb-size match is not automatically a conversion recommendation or proof of vehicle-specific testing.