Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum banner
1-1 of 1 Results
  1. Audio and Electronics
    Got my pioneer 4400 installed using the GMOS-04 I was told by the installer that the harness uses 2 out of 3 RCA ports. My question is how do I go about installing more then one amp?
1-1 of 1 Results