auto a/c repair


Old 05-09-03, 02:16 PM
confused user
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auto a/c repair

why is the low pressure line on my 94 chevrolet silverado showing 120 psi and what do i need to do to fix it?
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Old 05-09-03, 02:28 PM
Join Date: Apr 2002
Location: Pittsburgh,Pa
Posts: 2,417
Is the compressor running?What is the hi side pressure?If the compressor is running and the hi side is equal to or close to low side pressure you most likely need a compressor or the orifice tube has been removed.

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