ZW-GM OEM Light Flash Module – Plug & Play for Select GM Vehicles Upgrade your GM vehicle with the ZW-GM Light Flash Module, a plug-and-play unit that connects directly to the OEM Body Control Module (BCM). Designed for select GM models, this module allows you to flash your factory-installed lights in three distinct patterns, easily activated using the high-beam lever, included push button, or upfitter wire trigger—ideal for work trucks, emergency vehicles, or show builds. Key Features: Three factory light flash patterns Plug & Play installation at the OE BCM Trigger via high-beam lever, push button, or upfitter wire Outputs mimic flash patterns for use with external lighting systems 1-Year Warranty for peace of mind Vehicle Compatibility: Model Year Range Silverado / Sierra 2014–2023 (pre-facelift) Colorado / Canyon 2018–2024 (pre-facelift) Tahoe / Suburban 2018–2020 Note: Not compatible with HD trucks (2500/3500) at this time. An update is coming soon.For newer GM models equipped with a separate light control module, check out our ZW-GMLCv2.
