Why is my rear AC not turning off?

Today I disconnected both the front seat (near the shifter) and first rear seat controls for the rear AC. It didn’t change anything. I finally removed the fuse under the first rear seat to get it to stop blowing. Less than a year ago I replaced the front blower motor control module because the front speeds weren’t working right.

Why does my AC compressor keep running all the time?

If the amount of refrigerant in the AC compressor reservoir is reduced, most likely due to a leak in the coils, the compressor might not have enough refrigerant to effectively run the AC. Due to this inefficiency, the AC compressor will have to work harder than usual.

Can a bad expansion valve cause an AC compressor to run?

AC compressor constantly running. A constantly running compressor is another symptom of a possible problem with the AC expansion valve. If the AC expansion valve fails or sticks open, it will cause the compressor to pump refrigerant through the vehicle’s AC system, even when it may be undesirable for it to do so.

Why does my car air conditioner keep leaking?

Leaks most commonly occur in worn O-rings, seals and hoses of the air conditioning system, followed by leaks in a pinhole of the condenser and evaporator, and leaks in the compressor shaft seal. To detect leaks, add refrigerant to restore it to the correct level, then turn the AC on.

Why does my air conditioner keep running all the time?

Your cooling coils are dirty. When your cooling coils are dirty, your air conditioner has a much harder time removing heat from your home. That’s why it’s so important to have them cleaned during an annual tune-up, or to contact Jerry Kelly if yours are dirty. Your thermostat is set to keep it running.

What happens if your air conditioner is too small?

Your air conditioner is too small. When a new air conditioner is installed in your home, your contractor must ensure that the size is not too big, not too small but just right for the size of your home. If the air conditioner that you have is too small, it will run all the time because it isn’t powerful enough to meet your home’s cooling demands.

Why does my rear AC blower keep spinning?

But #36 looks like it would stop it only if the HVAC CM-Aux was the fault. If you pull #36 and it keeps spinning then it is the BMCP-Aux. The blower motor control processor controls the speed of the blower motor by increasing or decreasing the voltage drop on the ground side of the blower motor.

Are there rear AC block off fittings for suburban?

2000 – 2013 Suburban, Yukon XL, Tahoe, Escalade Rear AC Block Off Fittings. Preserve your rear ac system with our custom fittings. Other options cause you to destroy your lines, ours do not!

Is there a rear a / C block off kit?

Product description. Our Rear A/C Block Off Kit allows you to eliminate the rear A/C System and continue to use the front A/C. These are factory direct replacement fittings and fit just like the old lines.

Why does my Yukon Denali have no air?

Here’s how I resolved the no rear air problem in my 2006 GMC Yukon Denali. Rear air controls just show “OFF” when you try to power them on. I’ll answer them one at a time. This is actually working as designed. The rear air controls are only active when the front fan selector is set to “AUX”.

Are there rear air controls on a Chevy Tahoe?

Rear air controls just show “OFF” when you try to power them on. I’ll answer them one at a time. This is actually working as designed. The rear air controls are only active when the front fan selector is set to “AUX”. If you have it set to auto it mimics the front temperature. If you set it manually, then it simply runs at the speed you set.