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Ron
Ron, ASE Certified Technician
Category: Chevy
Satisfied Customers: 33479
Experience:  35 years experience with ASE Certs
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A/C compressor inop. Had no voltage to 85 pin on clutch

Customer Question

A/C compressor inop. Had no voltage to 85 pin on clutch relay when key on. Replaced fuse block and now have power at 85 pin with key on. Compressor clutch still not engaging. With fuseable link between battery and compressor clutch engages.
Submitted: 1 year ago.
Category: Chevy
Expert:  Ron replied 1 year ago.

Hello, my name is ***** ***** I am a professional here at Just Answer. I have noticed that your question was not getting a response and thought I would see if you still need help with this.I apologize for the delay and I hope I can still assist you with this here.

The problem you are describing can be caused by any of the following,

  • Body Control Module (BCM)
  • Control Head
  • Wiring

    In order to determine which is failing you are going to need to do some testing, I have enclosed the steps in the link below, copy and paste the link to your browser to open and view them.

    https://dl.dropboxusercontent.com/u/104923897/AC%20clutch%20Sept%208.pdf