





Z-Flash LCM Plugin Flasher for GM
Experience seamless installation in just a few minutes with the Z-Flash LCM, designed to connect effortlessly to your vehicle's LCM (light control module). This innovative device empowers you to flash all exterior factory lighting, ensuring heightened visibility and safety.
The Z-Flash LCM is specifically engineered for compatibility with select new model GM vehicles. It can be activated using the included switch or integrated with your preferred controller or switch box. One of its standout features is its independence from external power sources, simplifying the setup process and enhancing user convenience.
Upgrade your vehicle's lighting system with the Z-Flash LCM for reliable performance and increased visibility during critical situations.
Compatibility:
| Vehicle | Year |
| Silverado 1500* | 2022-2026 |
| Suburban | 2021-2024 |
| Tahoe | 2021-2024 |
| Yukon | 2021-2024 |
| Sierra 1500* | 2022-2026 |
| Silverado HD 2500/3500* | 2023-2025 |
| Sierra HD 2500/3500* | 2024-2025 |
*2022 Silverado & Sierra 1500 built 8/2021- 5/2022 require a visual inspection for the presence of the Lighting Control Module (LCM). If an LCM is present, you need the Z-Flash LCM for GM. If no LCM is present, you need the Z-Flash BCM for GM.
*2023 Silverado & Sierra 2500/3500 built 8/2022-5/2023 require a visual inspection for the presence of the Lighting Control Module (LCM). If an LCM is present, you need the Z-Flash LCM for GM. If no LCM is present, you need the Z-Flash BCM for GM.


Z-Flash LCM Plugin Flasher for GM
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A: At Liberty Flag, we offer a wide variety of flags, including national flags, state flags, military flags, and custom flags. All our flags are proudly made in the USA.
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A: Yes, all of our flags are manufactured in the USA with the highest quality materials and craftsmanship.
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A: The correct order for displaying military flags is as follows:
- United States Army
- United States Marine Corps
- United States Navy
- United States Air Force
- United States Space Force
- United States Coast Guard
Q: How should the American flag be displayed?
A: The flag should be hoisted briskly and lowered ceremoniously. When displayed against a wall, the union (the blue field with stars) should be at the top and to the flag’s own right (the observer’s left). When displayed vertically, the union should be at the top and to the observer’s left. The flag should never touch the ground or be used as drapery.
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A: Yes, we offer professional flagpole installation services. Our experienced team ensures that your flagpole is installed safely and securely. To schedule an installation service, please contact our customer service team through our website or call us directly.




