Mechanics

AC PROBLEMS

2005 Chevrolet Silverado • 102 miles

I have a 2005. Chevy silverado 4.3l and have ac problems I cehecked refridgerent its good actually all they way in red (but I figured its cuz it isn't working) and I have power going to compressor clutch the blower motor still works just blows hot fuses are good and I can spin the clutch on the front ofnthencompressor by hand but it wont spin with ac on its an expensive fix and I don't have money to get it tested and then fixed going through a rough patch with money and I live in Texas so yeah its hot and ac was prologue used a lot before I got the truck it worked. Great then one day just stopped do you think you can help determain the problem. Thanks
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Bkaempfe1989
July 26, 2012.



I looked and didn't see denso on it anywhere or any other words part number for four seasons was 77348 and AC delco was 1521130

Tiny
Bkaempfe1989
Jul 29, 2012.
Heres your oil pressure spec at 1,000rpms min 6psi at 2,000 rpms 18psi min and at 4,000rpms 24psi min. As far as the speedometer have the computer scanned for codes let me know the exact code numbers you have not code descriptions.

Saturntech9
Jul 29, 2012.
The oil itsnt supposed to be at 60 on the gauge at all times and it doest drop all the way to zero when truck is off and there are no codes on the truck

Tiny
Bkaempfe1989
Jul 29, 2012.
So you figured out which clutch it is?

Saturntech9
Jul 30, 2012.
When the gauge wont drop to 0 unplug the oil sending unit does it drop to zero then?

Saturntech9
Jul 30, 2012.
I found right compressor but it didn't say denso or anything else on it when I checked part description

Tiny
Bkaempfe1989
Jul 30, 2012.
OK I will try that do you know where the unit is or should I YouTube it

Tiny
Bkaempfe1989
Jul 30, 2012.
Oh so the pic matched yours?

Saturntech9
Jul 30, 2012.
Left rear of engine you can look up what it looks like at rock auto.

Saturntech9
Jul 30, 2012.
Yes it looked correct I am just gonna get the clutch and it did look the same and the compressors it showed looked the same too I'm pretty sure I have the right one at least sure enough to purchase it

Tiny
Bkaempfe1989
Jul 30, 2012.
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