A/C Recharging on 2000 Saturn SL

I am recharging my A/C and I see 2 hoses, one has a larger diameter and one has a smaller, which one do I connect the can to?

by in Saint Louis, MO on May 28, 2013
1 answer
ANSWER by on May 28, 2013
Connect to the service port on the larger diameter line. This is the low pressure side.
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