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Wicked Wrench
Wicked Wrench, ASE/GM Master Certified 25Years
Category: Pontiac
Satisfied Customers: 460
Experience:  GM Master Certified ASE Master Certified 25 Years Dealership Experience
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1995 Firebird formula: Compressor clutch wont engage.

Customer Question

1995 Firebird Formula 5.7L LT1. AC Compressor clutch won't engage. 32 oz. R134 in system. Can jump relay and clutch engages.
Submitted: 6 years ago.
Category: Pontiac
Expert:  Wicked Wrench replied 6 years ago.
32 Oz = 2 Lbs. That is the spec for the system & should be enough to engage the switch. It sounds to me like the switch has failed & is in need of replacement. Have you tried another known good switch? If not that's where I'd start.

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