Upgrade your vehicle with the Kleinn RSGM6 wireless remote start system, custom engineered for a 100 percent plug-and-play installation on 2020 to 2023 General Motors heavy-duty trucks and select 2010 to 2024 GM push-to-start vehicles equipped with automatic transmissions. This premium comfort upgrade features a completely hassle-free setup utilizing a vehicle-specific GM6 T-harness that requires absolutely no wire cutting or splicing for a quick 30 to 40-minute installation using basic hand tools. A Fortin FLL programmer interface is included with the kit to complete the configuration right out of the box using a Windows PC. Once configured, the system integrates seamlessly with your factory keyless push-to-start remote control using a convenient lock-unlock-lock activation sequence to command a dependable 15-minute runtime, completely eliminating the need to carry an extra remote fob while remaining fully compatible with optional long-range remote kits or smartphone control modules.