Question about 2003 GMC Yukon XL

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The presures on the ac are running 50psi and 220psi with the charge about 4oz low.pulled good vacuum. this is a 2003 GMC denali with front and rear ac.

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So what is the complaint?

Posted on Jul 24, 2010

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1 Answer

My 2003 Yukon Denali no longer blows air from the front Front air vents


Do you know how to do automotive electrical testing ? Videos on youtube showing how to do it . Does your Yukon have manual or automatic Heater/AC system ? Could be the blower motor is bad , blower motor control module (if automatic ) Do you hear the blower motor running ? 2005 Chevrolet Tahoe Blower Not Working Chevy GMC same thing

Dec 04, 2016 | 2003 GMC Yukon Denali

2 Answers

How many pounds of freon does a Yukon Denali xl take with front and rear air


Refrigerant Charge Utility with Front and Rear A/C
1.2 kg
2.7 lb.
-134a
Refrigerant Charge
0.7 kg
1.6 lb

May 16, 2015 | GMC Yukon Denali Cars & Trucks

1 Answer

2003 yukon denali blows room temp air at rear & nothing up front


add 134-a and see if compressor kicks on.

look around for "free AC check" at various shops.

Sorry, it can be a few different things.

Jan 27, 2013 | 2003 GMC Yukon Denali

1 Answer

Ac does not cool in yukon denali 2003


sounds like you may need some freon in the ac system then it should blow cool air again . you can go to a shop and get it checked to see if its low on freon.

Jun 29, 2012 | 2003 GMC Yukon Denali

1 Answer

2004 gmc yukon xl denali front a/c blower not working


ac on a 2005 gmc yukon not blowing and cant here compressor the rear ac of the truck is working fine, are there any fuses i can check?

Jun 28, 2010 | 2005 GMC Yukon Xl Denali

1 Answer

Rear ac blowing hot


How does front AC blow? Make sure temp controller for back is set to cold.
You might just need to have your AC serviced.

Jun 11, 2010 | 2003 GMC Yukon Denali

3 Answers

Have no power to the ac compressor. all fuses and


SOUND LIKE AC COMPRESSOR CLUTCH COIL IS OPEN.ITS GETTING POWER YOU HAVE A OPEN COIL CIRCUIT.

May 27, 2010 | 2002 GMC Yukon Denali

1 Answer

Traction active keeps coming on


TRY CHECKING THEW OIL IN THE DIFFERENTAL FRON AND REAR, IF IT'S LOW FILL AND SEE IF YOU SEE ANY FLUID COMMING OUT.

Aug 18, 2009 | 2003 GMC Yukon Denali

1 Answer

I fixed the a/c leak(high and low side ports) in


Yes add oil,it is hard to say how much without knowing how much you lost. I would guess 4oz of pag oil. And yse vacuum and charge the same. Find out how much freon to add.

Dec 12, 2017 | 1999 GMC Suburban

1 Answer

Rear doors not unlocking


Replace the door lock / unlock relay in the fuse box next to the driver side door. no problem since than.

Oct 05, 2008 | 2003 GMC Yukon Denali

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