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strange buzzing ????? Please help!!!!

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Old Nov 11, 2008 | 11:36 PM
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krzytrain's Avatar
krzytrain
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From: St Louis Mo Mo
Default strange buzzing ????? Please help!!!!

Recently i had some paint work done to my vert. While having it painted i had them paint my FRC's, washer fluid tank, coolant tank and radiator shroud. After i picked up the car i took my wife shopping and on the way home i got a low coolant display, i was only a mile from my house so i went home and as i was backing into the driveway i got the low coolant again and a strange buzzing alarm sound from behind the dash somewhere. This buzzing lasted less then a minute and went away. I looked and it looks like i have enough coolant in the tank, its about 3/4 or more full. I ran the codes and about 34 differant codes came up but they all have an H after them except one that has a H C, it is C2120, i do have aftermarket wheels adn tires and no tire pressure sensors.

Any help would be great....Thank you in advance.

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Old Nov 12, 2008 | 01:29 AM
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Don't know about your BUZZ but probably was the alarm when the DIC displayed the Low Level warning. Alarm should be a DING DING (DONG DONG?) not a BUZZ.


C2120 TPM System Malfunction (No Sensors Received)

TPM = Tire Pressure Monitor

I would check all the electrical connections that would have been unhooked when parts were removed for painting, starting with the Coolant Tank Level Sensor. Only two plugs on the tank. The pump and Level sensor. If you can't reach them, take out the 3 bolts and lift up the tank so you can. Also if I remember correctly, the sensor has to be oriented correctly when inserted in the tank. The sensor is float switch that plugs into the tank through a rubber grommet, and then the electrical harness plugs into that. I believe the Hole in the tank and the Hole in the Grommet are both keyed to properly align the Grommet and the Sensor.

HOWEVER --- MURPHY'S LAW CAN COME INTO PLAY AT ANY TIME!!


Phil

Last edited by atsugidad; Nov 12, 2008 at 01:53 AM.
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