A/C stops working intermittently

2008 CHEVROLET TAHOE
120,578 MILES • 2WD • AUTOMATIC
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KASH8”
  • MEMBER
  • 1 POST
My A/C will blow sometime then it will stop blow and won’t blow at all. when it does blow it’s hot air. the lights in the control module come on, but the light you press to make it blow cold blinks three times but won’t stay on.
Jul 2, 2019 at 4:07 PM
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STRAILER
  • ✓ASE Certified Mechanic
  • 54,837 POSTS
  • ASE Certified Mechanic
Hello,

It sounds like the system is low on refrigerant. here is a video to help confirm the failure and show you how to fix it:

https://www.2carpros.com/articles/air-conditioner-how-to-add-freon

Please run down this guide and report back.
Jul 3, 2019 at 5:14 PM
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