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25/07/2026 1:44 am
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2000 Toyota Camry automatic, miles 172000. AC unit blowing hot air. System was void of Freon. Vacuumed system for 1 hr. Added 2 cans of Freon, system still blowing hot air. Manifold readings were Low side Neg -5, High side 160. I suspect Expansion valve what do you think?