Common questions

What do I do if my AC compressor wont kick off?

What do I do if my AC compressor wont kick off?

The only way to shut it off is to turn off the AC from inside the car, shut the car off, or manually disconect power from the compressor itself. Has anyone else had this problem, or know the solution?.

Why does my GMC P / you compressor not turn on?

No. Theres a schrader valve to prevent freon from escaping when you replace the switch. Just make sure you dont overtighten it. This is on a 2004 gmc p/u I have checked the fuse and relay all good. I have jumped high pressure switch .I have no power going to the high pressure switch wiring is good.

What to do if your a / C won’t turn on?

Have someone watching the A/C compressor while you start the truck and turn the A/C on. If the compressor cycles on, turn it off. You now just narrowed it down to either low refrigerant or a bad pressure switch. Cut your fingernails. That’s not me. And spell your name right. There’s two T’s in Matthew. Unless people wipe their feet on your face.

Why does my AC compressor cycle on and off?

the ac compressor is not supposed to cycle on and off. that is caused by a low refridgerant level which causes the pressure switch to register high and low pressure causing the compressor to cycle on and off. i would say that you were low on refridgerant before the AC work and now it is operating as designed. accually they are supposed to.

What to do if your a / C compressor won’t turn on?

Have someone watching the A/C compressor while you start the truck and turn the A/C on. If the compressor cycles on, turn it off. You now just narrowed it down to either low refrigerant or a bad pressure switch. Keep it Professional Grade. Use Genuine GM Parts Cut your fingernails. That’s not me. And spell your name right.

Why does my AC compressor clutch not engage?

Why AC clutch won’t engage If the clutch doesn’t engage, the problem could be a blown fuse, an open in the wire to the clutch coil, a bad clutch coil, a poor ground, or a low pressure lockout. AC compressor clutches receive power in a number of ways.

What should I do if my Silverado compressor does not engage?

Hold the can of refrigerant upright and slowly open the valve on the charging hose. The pressure of your can will force the gas into your system. While the compressor may engage immediately, allow the can to empty before removing the charging hose.

No. Theres a schrader valve to prevent freon from escaping when you replace the switch. Just make sure you dont overtighten it. This is on a 2004 gmc p/u I have checked the fuse and relay all good. I have jumped high pressure switch .I have no power going to the high pressure switch wiring is good.

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Ruth Doyle