Changing rear expansion valve in 99 Pontiac Montana?

  • Thread starter Thread starter Gib
  • Start date Start date
G

Gib

After the garage has let out the majority of the freon: Do i have to use a vacuum on the lines or can i just fill it back up with the DIY freon i bought from the auto parts store? Thanks
 
You should have the system evacuated. The cans are for topping off the level if you have a leak
 
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