Gm Wiring Harness Color Codes

Label it or splice to constant wire on aftermarket stereo first.

Gm wiring harness color codes. Colour item use yellow w red strip yr starting circuit starting switch to solenoid. General motors color code for wiring available. Red dc positive conductors. Locate the 12 volt constant wire first.

Important there are two 2 yellow two 2 gray and two 2 brown wires in this harness. 01 01 04 01 28 pm post 364900 in response to gene if you get a factory manual for the late model car in question it will have all the color codes. General wiring color code. However in the manuals i have there is no comprehensive color code chart.

They are available from the internet from helms inc. Brown yellow stripe by or yellow y see note. Use green or green w yellow stripe s dc grounding conductors. Radio wiring color codes radio wire color codes radio wiring diagram radio wire diagram radio wiring harness radio wire harness stereo wiring color codes stereo wire color codes.

Swapping yellow wires will cause damage to any aftermarket stereo. Conversion from gm wire color codes for ford and chrysler applications turn signal horn master connector port gm wire ford wire chrysler wire chrysler wire color color color color 1970s 1980s horn g black or lt grn yellow black black left frt turn h lt blue green green lt green. Engine and accessory wiring color code. Locate the 12 volt constant wire first.

Label it or splice to constant wire on aftermarket stereo first. Black or yellow dc negative conductors. Check fuses if your unable to find 12 volts. Swapping yellow wires will cause damage to any aftermarket stereo.