07-30-2011, 09:44 AM | #19 |
BAD BOW-Silverado XST
Join Date: May 2000
Location: Senior Member from Austin, TX
Posts: 6,431
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Re: air conditioner ?
Check the high pressure switch too. The sensors are wired in series. I've seen high pressure switches fail. Without turning the engine running, turn the key and A/C on. Jumper the low pressure switch. Check for power at and after the high pressure switch.
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