Q: AC blowing hot air after engine replacement

asked by on February 12, 2016

The AC is blowing hot air. The engine was replaced only 1,000 miles ago.

Heating AC Inspection $94.99 - $114.99 Get a Quote

It sounds like your air conditioning has lost a charge. The refrigerant may have leaked, or they may not have charged the AC when they replaced the engine. I would have a technician come out and inspect your entire AC system, charge the AC, and inspect it for leaks.

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing


Experienced Mechanic?

Earn up to $70/hr

What others are asking

How do I use the windshield wiper mist feature?
The mist feature provides visibility when you drive through a temporary patch of wetness, such as mist. When the mist feature is turned on, the windshield wipers will run one time, and then stop. To turn on the mist feature,...
Valve gaskets need replacing.
Hi. Your cooling and oil systems would need to be checked for leaks. These are two separate issues. The cooling system should not be getting low, except for a very small amount over a six to twelve month period. The...
White smoke from tailpipe
Your engine is getting coolant into it and producing the white smoke out the tail pipe. The coolant could be getting into the motor from the intake, head gaskets, or head crack. The system would need to be checked to...
When A/C is on, the car overheats
Engine overheating with AC on is generally caused by one of two possibilities. One, is increased engine load caused by a failing AC compressor (https://www.yourmechanic.com/services/ac-compressor-replacement). The AC compressor adds rotational load to the engine and if the compressor is wearing...
No power steering with full fluid
Hi there: Most power steering pumps have a "shelf life" of about 10 to 15 years. If yours has not been replaced, then it's more than likely that this is the reason why your power steering is not functioning correctly....
My power steering is making a ridiculous noise, and it has for some time now.
If you have a noisey power steering pump when turning and replacement pump did the same noise then you need to remove the pump reservoir and check the inside screen to see if it is plugged up with dirt and...
Radiator
There is no temporary fix for a crack in the radiator tank on these radiators. You will do engine damage if you continue to overheat the engine. Check online for some real cheap alternatives to local expensive radiators. A cheap...
why is my 2013 M37x steering wheel getting akmost too hot to touch? Can it be fixed easily? As well, my steering has become very t
If you have insurance covering the cost of mechanical failure and repairs, you would first have to obtain authorization from your insurance company. We have no way of knowing what State Farm will or will not reimburse you for in...
Ignition problem
Most vehicles have an ignition switch actuator, or comparable device, and if that component fails, the symptom you describe is exactly what occurs. The diagnosis of this, and the likely part replacement, can be performed at your location. If you...

Related articles

Top 10 Ways to Make Your Car More Green
Every car produces greenhouse gases. You can reduce your car's environmental impact with tune-ups, filling the tires, and making your car lightweight.
A Buyer's Guide to the 2012 Kia Sedona
The The Kia Sedona has been increasing in popularity over the years and the 2012 model kept the streak alive. This minivan can be yours at a very reasonable price, yet you don’t have to worry that this will mean...
Symptoms of a Bad or Failing Condenser Fan Relay
If your car's AC is blowing hot air or its engine is overheating, you may have to replace the condenser fan relay.