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Posts Tagged: AC manifold gauges

Normal Car AC manifold gauge readings

What are normal car AC manifold gauge readings? What should my AC manifold gauges read? Car AC manifold gauges can help you diagnose an AC issue. There’s no single reading for all temperature humidity levels and the readings will change depending on whether you perform a loaded versus unloaded performance test. How to conduct an UNLOADED performance test 1) Perform the test in a shaded area (not in direct sunlight). 2) Front windows CLOSED 3) HVAC set to MAX RECIRCULATE MODE 4) Blower fan on HIGH 5) Hood left open … Read More


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