Circuit/System Description
WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
The antenna signal circuit is a coaxial cable that carries the radio signal information received by the antenna to the digital radio receiver (DRR).