'91 S10 radio wiring diagram

Feb 21, 2008 2 Replies
1991 Chev Blazer S10, nearly 400,000 km on original motor! We're looking for a wiring diagram for the radio, which finally sputtered and died, and am replacing it with an am/fm/cd player from Canadian Tire. Installation instructions leave much to be desired. Wiring diagram would be much appreciated. Reply to group, or to me personally! Thanks! Rosemarie Buchanan, Vancouver Island, BC, Canada

Save yourself the headache and DO NOT cut out the factory harness (unless it is too late)! Get to Crutchfiled.com or a local stereo place (even a auto parts store) and spend the 13 bucks on the harness adaptor. You will need to go to one of these places anyway as you will need a GM Mini to standard antenna adaptor.

If it is too late, here you go

Left Front Spkr (-) Light Gray White w/ Black Stripe Left Front Spkr (+) Tan White Right Front Spkr (-) Light Green Gray w/ Black Stripe Right Front Spkr (+) Dark Green Gray Ground Wire Black Black Headlight Dimmer Wire Gray Orange (if available) Power Antenna Turn On Pink (if available) Blue

+12 Volt Ignition Wire Yellow Red +12 Volt Battery Wire Orange Yellow Right Rear Spkr (-) Light Blue Purple w/ Black Stripe Right Rear Spkr (+) Dark Blue Purple Left Rear Spkr (-) Yellow Green w/ Black Stripe Left Rear Spkr (+) Brown Green

Look at

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You will find exactly what you need with pictures, pinouts, etc.

I hope this helps. Andrew.

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