Search found 11 matches

by shultzee13
Mon Aug 13, 2018 1:37 pm
Forum: Automotive Air Conditioning Forum
Topic: 98 Suburban Pressure Issue
Replies: 0
Views: 2009

98 Suburban Pressure Issue

Brand new compressor, o tube and condenser. Everything was vaccumed out to zero. I have high pressure on the low side, low pressure on the high side. Is there anything else that can be blocked besides the o-tube? It's all brand new so I have no idea what is happening. I know this vehicle takes about...
by shultzee13
Sat Aug 11, 2018 8:11 am
Forum: Automotive Air Conditioning Forum
Topic: AC Compressor Stopped Engaging
Replies: 16
Views: 3111

Re: AC Compressor Stopped Engaging

95 PSI on low side - 2:30 o clock on gauges
100 PSI on high side - 8:30 o clock on gauges

The AC was turned on for these readings.
by shultzee13
Fri Aug 10, 2018 11:18 am
Forum: Automotive Air Conditioning Forum
Topic: AC Compressor Stopped Engaging
Replies: 16
Views: 3111

Re: AC Compressor Stopped Engaging

The round pressure switch on the back of the compressor. Put a test light to that and battery positive compressor clutch engages
by shultzee13
Fri Aug 10, 2018 10:57 am
Forum: Automotive Air Conditioning Forum
Topic: AC Compressor Stopped Engaging
Replies: 16
Views: 3111

Re: AC Compressor Stopped Engaging

The round connector on the back of the compressor that connects to the ac cycle switch
by shultzee13
Fri Aug 10, 2018 7:46 am
Forum: Automotive Air Conditioning Forum
Topic: AC Compressor Stopped Engaging
Replies: 16
Views: 3111

Re: AC Compressor Stopped Engaging

No the rear AC is not blowing cold either. Same as front. But it did work like front until AC compressor stopped engaging last Saturday. Yes I replaced the compressor, dryer and o tube when I installed new compressor. I vac'd it down and did refill. When I hook up test light to battery positive and ...
by shultzee13
Thu Aug 09, 2018 5:15 pm
Forum: Automotive Air Conditioning Forum
Topic: AC Compressor Stopped Engaging
Replies: 16
Views: 3111

Re: AC Compressor Stopped Engaging

Having to use a new after market all white connector harness and don’t have original connector anymore. Do you know if the green with white stripe (power) is A OR B on connector. I googled a pic but cannot tell which one for sure.
by shultzee13
Thu Aug 09, 2018 2:14 pm
Forum: Automotive Air Conditioning Forum
Topic: AC Compressor Stopped Engaging
Replies: 16
Views: 3111

Re: AC Compressor Stopped Engaging

Thank you for your help. I will get out the test light the minute i get home and report back.
by shultzee13
Thu Aug 09, 2018 12:08 pm
Forum: Automotive Air Conditioning Forum
Topic: AC Compressor Stopped Engaging
Replies: 16
Views: 3111

Re: AC Compressor Stopped Engaging

Local shop just told me on the phone that something that commands the ac clutch to come on is … not commanding it. I have already installed a brand new AC relay.... but I guess it could be bad. I'll have to replace it again and see if that does the trick. Other than that..... I have no idea what els...
by shultzee13
Thu Aug 09, 2018 11:08 am
Forum: Automotive Air Conditioning Forum
Topic: AC Compressor Stopped Engaging
Replies: 16
Views: 3111

Re: AC Compressor Stopped Engaging

with the suburban on or off...I hook up the gauge to the low side and it immediately jumps to 125 way in the red.
by shultzee13
Thu Aug 09, 2018 10:56 am
Forum: Automotive Air Conditioning Forum
Topic: AC Compressor Stopped Engaging
Replies: 16
Views: 3111

Re: AC Compressor Stopped Engaging

The low-side reading is way high....like almost 100 pounds in the red on the gauge and you are saying to ADD more Freon?

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