This gray cable has red, black, bare woven wire and the silver tape shielding you would find coax cable but a diameter about 1/3 of standard coax. <br/><br/> I disconnected it and don't immediately see anything that's not working.<br/><br/>It runs from above the driver across the overhead cabinets and disappears to the right (passenger) side of the coach. It appears to be running in the...