If you can get hold of a good scanner you can see the counts on the actuators and watch for fully closed and fully open. It will also set a code if the command and actual counts are not meet.
If a blend door is sticking a indicator would be.
Shad-tree approach.
set the temp mode fully cold Shut off the engine let it set for 5 min.
Start it does it blow heat HOT heat before it starts blowing cold air.
Feel the inlet and out at the evaporator do they both feel COLD about the same temp.
Do you have a pressure gauge reading you can post.
I am putting a compressor on a 04 pontiac GP today if it does not COOL I am going to be looking for HELP
:cry: It has a variable displacement compressor with a TXV :twisted:
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Today's Featured Article - The Ferguson System Principal An implement cutting through the soil at a certain depth say eight inches requires a certain force or draft to pull it. Obviously that draft will increase if the implement runs deeper than eight inches, and decrease if it runs shallower. Why not use that draft fact to control the depth of work automatically? The draft forces are
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