It worked fine last year. the Freon has full charge. i jumped the relay and the clutch kicked in, but will not engage otherwise.
Jun 20, 2020 at 12:07 PM
A/C will not engage
2004 GMC ENVOY
CDOTSON_1
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Good afternoon,
How do you know it is fully charged?
Do you have gauges to give me the high and low side readings?
https://www.2carpros.com/articles/car-air-conditioner-not-working-or-is-weak
I attached a diagram for you to view. Do you have a voltmeter to do some checks?
https://www.2carpros.com/articles/how-to-check-wiring
https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit
Roy
How do you know it is fully charged?
Do you have gauges to give me the high and low side readings?
https://www.2carpros.com/articles/car-air-conditioner-not-working-or-is-weak
I attached a diagram for you to view. Do you have a voltmeter to do some checks?
https://www.2carpros.com/articles/how-to-check-wiring
https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit
Roy
Images (Click to enlarge)
Jun 20, 2020 at 12:18 PM