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Audio from the radio stopped working

Tiny
CLIFF WRIGHT
  • MEMBER
  • 1987 GMC SUBURBAN
  • 5.7L
  • V8
  • 4WD
  • AUTOMATIC
  • 98,534 MILES
My radio was working fine one day and the next there was no sound. I changed the radio to a Boss BE10ACP single din with a double din display. Hooked everything up like normal and still no audio. I didn't do any work on the suburban before the audio stopped working.
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Monday, March 15th, 2021 AT 12:23 PM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,363 POSTS
It sounds like the head unit went bad (common) but to be sure lets check for power and ground for the system. here is a guide to help you with the radio wiring diagrams blow so you can see how the system works:

https://www.2carpros.com/articles/how-to-check-wiring

Check out the diagrams (below). Please let us know what happens.
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Wednesday, March 17th, 2021 AT 10:09 AM

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