Description: The GM Remote Start System (22970855) is a factory-designed key fob-activated remote start kit for 2007–2014 Silverado and compatible GM vehicles with RPO code AP8. A single button press pre-warms or pre-cools the cabin before you get in. Seamlessly integrated with the factory anti-theft and remote keyless entry systems, the kit includes two transmitters and a vehicle label, a genuine GM OEM accessory.