pioneer

How do I install a Pioneer MVH-X560BT radio to my Astra G mk4 LS 1.4 16v with steering wheel controls? I know I am going to have to buy an RCA adapter for the RCA pre-outs, but am unsure where to get hold of them. I can get the radio in Halfords, but I don't know how I'm going to get the...

Before I start pulling my hair out and throwing this HU out of my window on the motor - can someone please help me with the wiring. I bought the unit off ebay last week and when it arrived the wiring loom was like below (see picture). I emailed the seller and he said that halfrauds done a bit...