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1991 Chevrolet G Series Van (G20) Question: which one of service port to fill refrigerant in my van?

 

Question

omie, 5.7L V8, Moreno Valley, CA, July 20, 2013, 10:20
 Rookie

one with blue cap attached to the canister and orange cap attach to the pipe going lower part of the canister? Pleased advice, thank you in advance! Omie.

2 Answers
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  • Answer #1

    lightsaber July 20, 2013, 12:01
     Technician

    The high side port is a different size than the low side fill port, so the freon adapter will only fit the low side. Take the caps off and see which one it fits.

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    omie, July 20, 2013, 17:57
     Rookie

    thank you very much!

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    lightsaber, July 20, 2013, 19:19
     Technician

    You are very welcome, and Thank You for the feed back response!

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  • Answer #2

    pushrod July 20, 2013, 13:43
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     Master

    Agree with answer 1! Blue is the low side or charging port on the accumulator. ("canister")

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    omie, July 20, 2013, 17:58
     Rookie

    Thank you so much!

    Lightsaber and Pushrod,

    Thanks pal I made it, it was so easy appreciate you're help.

    Again thanks to both of you.

    Omie

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    pushrod, July 20, 2013, 18:03
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     Master

    Sure thing.

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