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Chevrolet
Colorado
Climate Control
Air Conditioner
Not Working
A/C not blowing cold air
2005 CHEVROLET COLORADO
358,000 MILES • 3.5L • 5 CYL • 2WD • AUTOMATIC
JOSH PURVIS
MEMBER
1 POST
My A/C only blows hot air.
Jun 29, 2020 at 8:51 AM
ASEMASTER6371
✓
Experienced Mechanic
52,796 POSTS
Good evening,
Does the compressor engage when you command A/C?
https://www.2carpros.com/articles/car-air-conditioner-not-working-or-is-weak
Do you have a set of gauges to test the high and low side of the system? If not, you can rent a set at a parts store.
https://www.2carpros.com/articles/re-charge-an-air-conditioner-system
I attached a wiring diagram for you to view of the compressor. If you have a test light and volt meter, we can do some testing.
https://www.2carpros.com/articles/how-to-check-wiring
Check the fuses listed in the fuse block. Check them for power on both sides.
https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit
Roy
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Jun 29, 2020 at 9:11 AM
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