Why does my GMC AC not cool down?

Why does my GMC AC not cool down?

Owners of GMC, Cadillac and Chevy trucks whose AC systems are no longer cooling and have taken their vehicles to a mechanic or dealership have all been told the same thing—there is a cracked refrigerant hose leaking Freon from the compressor to the condenser.

Why is my GMC Sierra 2500 HD blowing hot air?

When the air conditioner in your 2004 GMC Sierra 2500 HD starts blowing hot air, you likely have a freon leak. Recharging the freon in your AC system is an inexpensive and easy first step to restoring the cooling capacity of your A/C system.

Why is the air conditioner not working on my Chevy Silverado?

This is far and away the most common reason that your Silverado’s air conditioner is not functioning. It can be tempting to just get more coolant and get back on the road, but unless you find where the leak is coming from it’ll eventually happen again.

Can you add refrigerant to a GMC Sierra 2500?

Most refrigerants include a leak sealer that will seal small leaks in addition to filling the R134a refrigerant. The A/C system in your Sierra 2500 HD consists of a compressor that is belt-driven, an evaporator and freon. If there is a problem with your compressor or evaporator, adding freon will not restore cooling.

Why does my GMC Sierra AC not work?

While there are a variety of reasons your GMC Sierra 2500 HD 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 2500 HD not working?

Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my GMC Sierra 2500 HD has air conditioning problems?

Is the a / C not getting cold in a GMC Truck?

Also truck is a 2003 silverado 5.3L im actualy having the exact same problem, mine has plenty freon but still when it blows its not cold. its not hot but not cold maby blowing 75 degrees? idk but i know it sucks. Yes it does!

Why does my air conditioner not cool down?

USUAL CAUSE Low refrigerant level is the most likely cause of poor cooling from the air conditioning. If there is no cool air coming from the air conditioning system, an electrical malfunction could be the cause. A defective relay, compressor clutch coil or damaged compressor are all possibilities.