When we turn on the air conditioning the car speed slows down, it's like the car stalls ---what do you think is wrong? thanks
Oct 16, 2008 at 3:14 AM
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RASMATAZ
✓Experienced Mechanic
75,988 POSTS
When you turn the AC on you put an extra load on the engine-The computer has to sense this in order to raise the idle thru the idle air control valve/motor-by meaning of some sort of an idle up solenoid or an AC signal switch to stabilize the idle.