Here is a link to part 1    • 2004 Chevy Truck O2 Sensor Fuel Trim ...  
In this video I will show you how to test an A/C compressor with an empty system and locate the leak. The air checks I have shown in the past do not work on this one. I had to use refrigerant and an electronic leak detector.

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Tools used
TIF Instruments RX1A Refrigerant Leak Detector
https://www.jbtoolsales.com/tifinstr...
Meguiars M9911 Spray Bottle W/Sprayer
https://www.jbtoolsales.com/meguiars...
Mothers 05664 California Gold Car Wash 64 oz
https://www.jbtoolsales.com/mothers0...
Mastercool 85510 R134a Can Tap Valve
https://www.jbtoolsales.com/mastercoo...
ATD Tools 3695 Deluxe Dual Aluminum A/C Manifold Gauge Set
https://www.jbtoolsales.com/atdtools...
Big Larry Flashlight
http://amzn.to/2xhxuDA

For more information on this topic, I have written a “field manual” called Engine Performance Diagnostics which is available at www.scannerdanner.com as an eBook or paper book.
Want even more diagnostic training? Whether you are a DIY trying to fix your own car, someone looking to become an auto technician, or a current auto technician that wants to get more into diagnostics, subscribe to ScannerDanner Premium https://www.scannerdanner.com/joinsc... There is a 14 day free trial.
On ScannerDanner Premium I will bring you right into my classroom at Rosedale Technical College. You will find page for page lectures taken right from my book as well as exclusive classroom type case studies. What is so special about these classroom case studies? I pull live problem vehicles directly into my classroom and we troubleshoot them in real time, using and applying the theory and testing procedures we learn during the classroom lectures. There is no better online training of how to troubleshoot automotive electrical and electronics systems anywhere!

Disclaimer:
Due to factors beyond the control of ScannerDanner LLC, it cannot guarantee against unauthorized modifications of this information, or improper use of this information. ScannerDanner LLC assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. ScannerDanner LLC recommends safe practices when working with power tools, automotive lifts, lifting tools, jack stands, electrical equipment, blunt instruments, chemicals, lubricants, or any other tools or equipment seen or implied in this video. Due to factors beyond the control of ScannerDanner LLC, no information contained in this video shall create any express or implied warranty or guarantee of any particular result. Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not ScannerDanner LLC.