A BCM-connected module for select GM vehicles that allows you to flash the OEM lights with a simple press of button.  

The ZW-GM is a plug and play unit at the OE BCM (body control module) which allows you to flash the factory lights in 3 different flash patterns. All patterns are selectable using the high-beam lever. The unit can also be triggered via the provided push button or wire trigger for up-fitter trucks. 

Features:

• Multiple flash patterns
• Plug & Play
• Optional: Push button activation, up-fitter wire activation
• Easy activation using OEM controls
• Outputs mimic flash patterns for external lighting systems

Compatibility: 

NOTE: Not currently compatible with HD trucks (2500/3500), please wait for update soon. 

For newer GM trucks (facelift, those equipped with a separate light control module), see our ZW-GMLCv2 module.