94 LS400 Stalls when A/C is on?

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05-09-14, 05:23 PM

340massive

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94 LS400 Stalls when A/C is on?

Im puzzle my car so far drives fine until i put the a/c on when in park it stalls when i put a/c off it idles any ideas?

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05-09-14, 08:01 PM

Yamae

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Does it stop as soon as the a/c is on?
I worry about the locked compressor but the possibility may be the failed IACV.
Is your IACV working OK when the a/c is off and the fast idle is a bit higher than 1000rpm?

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