Quote, originally posted by RePo »The RCA connectors are a snap. For best sound quality I'd definately use the line level connectors. The Scoche adapter you'll be amplifiying the signal, dropping back to line level and amplifying again. THD levels (total harmonic distortion) will be high (over 10%)...

Thanks for all the responses. I think I'm gonna try the scosche unit this weekend if I can find it in town. I'd like to use the pre-amp outputs but they are an RCA style jack and the amp input is +/- terminals so I wouldn't know how to make the conversion. I'll post again this weekend if I can get a...

OKAY, I'M GONNA TRY THAT ATTACHMENT THING AGAIN.

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AFTER RECHECKING THE PIN LAYOUT ON THE WIRING HARNESS THE PROBLEM PERSISTS. IT DOES APPEAR THAT I HAVE LINE LEVEL OUTPUTS FOR 4 CHANNELS. I'M NOT CLEAR ON HOW TO WIRE THESE THOUGH. DO I CONNECT THEM TO THE +/- WIRES ON THE HARNESS? IF SO, HOW IS IT DONE? I HAVE ATTCHED A SNAPSHOT OF THE BUSINESS END...

GOT A NEW HEAD UNIT, THE JVC KD-BT1 (VERY NICE-HAS INTEGRATED BLUETOOTH AND USB INPUT FOR ONLY 225.00 ON EBAY). I USED THE METRA 70-2003 WIRING HARNESS AND I ONLY GET SOUND FROM THE LEFT SIDE SPEAKERS AND (THIS SEEMS ODD) BOTH TWEETERS. I TRIED RECRIMPING THE WIRES AND GOT THE SAME RESULT. THE GUY A...