Did the glycol exchange. It was really no big deal.
1. pull the plug and drain the old glycol
2. rinse out the system with distilled water
3. tip the tongue up and down to make sure the lines were empty
4. poor in the new glycol https://www.amazon.com/gp/product/B01BDWQXM2/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1
5. tip the tongue down and open the bleed valve in the back under the shelf passenger side
6. tip the tongue up and bleed again
7. start the Alde to make sure it is working