: 07 escalade door speaker polarity

05-02-13, 10:58 AM
Wondering if anyone knows the color wire polarity on all four door speakers,upgrading to focals and a four channel amp,my plan is to run each independent speaker input to my amp but wires don't have any ID on which is what


I guess Iam running the lux Bose on my nav,thinking its standard on cadillac with nav

05-02-13, 03:20 PM
Can always do it the redneck way, attach a speaker at one end of the line, put a 9volt battery on the other momentarily and watch which way the cone moves. moves out, polarity is good, moves in, reversed.

05-02-13, 04:12 PM
tone them with a mulimeter.


tone/continuity test them with a multimeter.