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Anonymous Posted on Aug 07, 2017

What do I need to do to get sound into my preamp sub in my trunk? Can I run wires from the rear speakers to the input of the sub?

I have a 2008 Chevy Cobalt and am happy with the stock radio and am adding the sub. It is powered up and working but I'm getting the best bass when the balance is either all the way left or right. As it is, I ran a wire from the negative of the left rear speaker to the negative input on the amp/sub. As well as a wire from the positive of the right rear speaker to the positive input on the amp/sub.

5 Related Answers

alicantecoli

Colin Stickland

  • 22516 Answers
  • Posted on Nov 13, 2008

SOURCE: Front Speakers And Stock Sub Stop Working HelP!!!

do you need all this noise whilst driving the car,could you hear an emergency vehicle ??check the fuses first and connections ,try speakers direct to radio

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Anonymous

  • 104 Answers
  • Posted on Feb 11, 2009

SOURCE: Radio wiring ford xg ute

On new systems, like the one you bought to replace old one: grey and white are front, purple and green are rear. New wires should be labelled or shown on diagram on radio body. Stripes indicate negative side of speaker.

On your old loom: cut back behind plug, and strip wires at ends. Isolate power and grounds, and any that go hot EVER! Now checking just the remaining wires, use a AA or 9-volt battery, and touch pairs of wires to opposite poles of the battery. If you touch two that go to the same speaker, you will hear a slight static sound at that speaker: label these for that speaker, and so on. Once you get the pairs seperated and labelled by speaker location, the negs will be the striped ones, though you may not find they all have stripes. once you pair them, test in both polarity positions, the correct one will sound better right away. Should be able to reach max volume with little buzz or distortion. If not switch pow and neg sides. Hope this helps, TT

Anonymous

  • 290 Answers
  • Posted on Mar 26, 2009

SOURCE: needing wiring diagram for 1991 dodge dynasty le

here is what I found:
http://www.the12volt.com/installbay/stereodetail/715.html

emissionwiz

Marvin

  • 85242 Answers
  • Posted on Apr 16, 2009

SOURCE: puttin new speakers i dont know what color the stock speaker wires are

2002 Chevrolet S10 Pickup Car Stereo Radio Wiring Diagram
Car Radio Constant 12v+ Wire: Orange
Car Radio Switched 12v+ Wire: Dark Green
Car Radio Ground Wire: Black
Car Radio Illumination Wire: Gray
Car Stereo Dimmer Wire: Violet/White
Car Stereo Antenna Trigger: N/A
Car Stereo Amp Trigger Wire: N/A
Car Stereo Amplifier Location: N/A
Front Speakers Size: N/A
Front Speakers Location: N/A
Left Front Speaker Positive Wire (+): Tan
Left Front Speaker Negative Wire (-): Gray
Right Front Speaker Positive Wire (+): Light Green
Right Front Speaker Negative Wire (-): Dark Green
Rear Speakers Size: N/A
Rear Speakers Location: N/A
Left Rear Speaker Positive Wire (+): Brown
Left Rear Speaker Negative Wire (-): Yellow
Right Rear Speaker Positive Wire (+): Dark Blue
Right Rear Speaker Negative Wire (-): Light Blue
-->

Anonymous

  • 109 Answers
  • Posted on Jun 23, 2009

SOURCE: Rear-Left Speaker Not working

Speakers inop are very common in trailblazers. It is 99% of the time the speaker.

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