Does the Regal headlight upgrade require a module?

[SanHarper]

The Regal headlight upgrade requires a module. Here is relevant information about the Regal: 1. Introduction: It is a Buick mid-to-high-end sedan positioned between the Excelle and LaCrosse, featuring a contemporary exterior design, humanized refined interior, and luxurious high-tech configurations. 2. Vehicle Exterior: The overall silhouette retains the Insignia's styling. The side profile incorporates fashionable design elements, with an engine hood-to-ground minimal angle design that provides optimal pedestrian protection. The roofline curves smoothly into a fastback-style streamline that tapers at the rear, complemented by an integrated ducktail rear design that fully utilizes aerodynamic principles.