Provides accessory power (10-amp)
Retains R.A.P. (retained accessory power)
Provides wires for multimedia radios (park brake, reverse, speed sense)
Used in non-amplified models, or when bypassing a factory amp
Designed for models without OnStar
Retains all warning chimes
High level speaker input
Retains balance and fade
Provides illumination output
Micro-B USB updatable
Part #LC-GMRC-LAN-09