1994 CHEVY SILVERADO O2 SENSOR WIRING

  • Tiny
  • Alcohie
  • 1994 Chevrolet Silverado

Electrical problem
1994 Chevy Silverado V8 Four Wheel Drive Automatic

Just rebuilt motor and now I can't find the wiring to hook up the o2 sensor I know where the o2 sensor is but can't find where it hooks up at

Saturday, June 6th, 2009 AT 6:29 PM

3 Answers

  • Tiny
  • JDL
  • Expert
  • 16,290 posts

Hello, it connects to a purple wire. That jumble of wires that come through the firewall from the computer, maybe there is only one purple wire and you can track it?

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Saturday, June 6th, 2009 AT 6:44 PM
  • Tiny
  • Alcohie
  • Member

There is a three wire connector on the o2 sensor

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Saturday, June 6th, 2009 AT 8:54 PM
  • Tiny
  • JDL
  • Expert
  • 16,290 posts

Sorry, my database showed a one wire sensor?

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Sunday, June 7th, 2009 AT 8:28 AM

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