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Why is my gmc sierra ac not working?

Posted on by Arif Clayton

Why is my gmc sierra ac not working?

What are common reasons my GMC Sierra 1500 has air conditioning problems? While there are a variety of reasons your GMC Sierra 1500 air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

What does it mean when your GMC Sierra won’t start?

The first and most common is when it won’t turn over. This just means that the engine doesn’t move when you turn the key. The second way that your Sierra won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own.

What are common reasons my GMC Sierra 1500 has air conditioning problems?

What to do if your GMC Yukon Denali won’t start?

48 people found this helpful. I have a 2000 Gmc Yukon denali, 5.7 litter, it cranks but won’t start it does have spark in coil, but No spark in #1 sparplug I put new distributor and new coil new sparplugs, new plug wires,checked out fuses there all good]

What kind of starter does a GMC Sierra use?

Drove home, 78 miles worth, ran like a champ, no issues. 5.7; TBI 350; 2WD ;A/T; w/AC. Any suggestions? 38 people found this helpful. What about the starter. You would think, if it was the starter, it wouldn’t start after many attempts. It did and then ran perfectly. Need more solutions 35 people found this helpful. Your starter should be good.

Why does my GMC Sierra 1500 not work?

While there are a variety of reasons your GMC Sierra 1500 air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. What will be the outcome of an air conditioning system diagnosis?

Why is my GMC Sierra not blowing cold air?

One of the most inconvenient vehicular problems is when the A/C won’t blow cold air. If your GMC Sierra isn’t keeping you cool, we’ve outlined some of the most common reasons why this might be happening. The only thing that the air conditioning system has in common with the heater is that they both use the climate controls and the blower motor.

When did my GMC Sierra air conditioner stop working?

I had a 2001 GMC Sierra that did this when truck was less the one year old (summer of 2001 is when it was). The dealer had the truck in the shop idling for a long time and the A/C worked perfectly. I told them to take it for a ride and see. So the service manager in an effort to convince me nothing was wrong went for a ride with me driving.

48 people found this helpful. I have a 2000 Gmc Yukon denali, 5.7 litter, it cranks but won’t start it does have spark in coil, but No spark in #1 sparplug I put new distributor and new coil new sparplugs, new plug wires,checked out fuses there all good]

Why is my GMC Sierra ac not working?

Posted on by Arif Clayton

Why is my GMC Sierra ac not working?

What are common reasons my GMC Sierra 1500 has air conditioning problems? While there are a variety of reasons your GMC Sierra 1500 air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

Why is my GMC Sierra air conditioner not working?

Lack of Refrigerant – Your Sierra’s air conditioner will not work if the refrigerant has disappeared due to a leak. In fact, most won’t even cycle on without the right amount of refrigerant pressure. This is far and away the most common reason that your Sierra’s air conditioner is not functioning.

What should I do if my GMC Sierra blows cold?

If R-134a comes in contact with any part of the body severe frostbite and personal injury can result. The exposed area should be flushed immediately with cold water and prompt medical help should be obtained. R-134a is the only approved refrigerant for use in this vehicle.

What should the ambient temperature be in a GMC Sierra?

Install the J 43600 ACR 2000 Air Conditioning Service Center. The ambient temperature must be at least 16°C (60°F). Do not induce additional air flow across the front of the vehicle during the test. Record the ambient temperature displayed on the J 43600.

What should the high side pressure be on a GMC Sierra?

Your low side pressure should be 30-35 PSI and your high side pressure should be 200 PSI. The orifice tube regulates the flow of Freon into the evaporator and the accumulator is not only your filter but also removes moisture that when reaches freezing can block the flow if the moisture is not absorbed by the accumulator.

Why is my air conditioning not working on my GMC Sierra?

While there are a variety of reasons your GMC Sierra 1500 air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

Install the J 43600 ACR 2000 Air Conditioning Service Center. The ambient temperature must be at least 16°C (60°F). Do not induce additional air flow across the front of the vehicle during the test. Record the ambient temperature displayed on the J 43600.

If R-134a comes in contact with any part of the body severe frostbite and personal injury can result. The exposed area should be flushed immediately with cold water and prompt medical help should be obtained. R-134a is the only approved refrigerant for use in this vehicle.

Your low side pressure should be 30-35 PSI and your high side pressure should be 200 PSI. The orifice tube regulates the flow of Freon into the evaporator and the accumulator is not only your filter but also removes moisture that when reaches freezing can block the flow if the moisture is not absorbed by the accumulator.