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Guide to Car AC Evaporator Replacement Cost + Is It Worth it?

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Imagine this: 
It’s a scorching day; you’re stuck in traffic and hit the AC button for a blast of cold air. Instead, all you get is stale, hot air.

If you also notice a musty smell or hear strange noises from your vents, chances are your AC evaporator might be on the fritz.

Curious about what an AC evaporator replacement will cost you?

We’ll explain the full cost of replacing your AC evaporator. We’ll also walk you through the telltale signs of a bad one so you can cool things down before your ride turns into a mobile sauna!

This Article Contains:

How Much Does a Car AC Evaporator Replacement Cost?

Here’s what you’ll be dishing out for a new air conditioning (AC) evaporator or AC evaporator core:

A. Range

Replacing an AC evaporator will typically set you back between $700 and $1,300.

This includes:

NOTE: Replacing the car’s AC evaporator typically requires removing several components of the dashboard and HVAC system, such as the refrigerant lines. Due to the complexity and time required, it demands a high level of expertise, leading to higher labor costs.

B. Factors Affecting Cost

Aside from your vehicle model and the local labor rates, here are a few other key factors that can drive up your replacement cost:

Is It Worth Replacing the AC Evaporator?

Yes, absolutely.

Although you can drive a car with a faulty AC evaporator core, it might be uncomfortable when the heat kicks in. In hot climates, having a broken air conditioning system can pose serious health risks, like heat strokes, especially for children and older adults.

However, it truly depends on your situation. If your car is in good condition and you want to keep it long-term, repairing the AC is a wise decision. But, if your vehicle has other significant problems, you should check if the repair cost is justified.

It’s best to consult a mechanic to make the right call.

7 Urgent Signs You Need an AC Evaporator Replacement

If you notice any of these symptoms, don’t delay in calling a mechanic:

  1. Weak airflow from the vents
  2. AC system blows warm air instead of cold air 
  3. A blinking AC switch
  4. A musty or moldy smell from the vents
  5. Unusual noises, like hissing or bubbling from the AC system
  6. AC system cycles on and off more frequently than normal
  7. Oily residue around the AC system components

How Long Does an AC Evaporator Last? 

AC evaporators are designed to last a long time, around 10 to 15 years. However, these factors can make them go bad sooner:

Can I Replace an AC Evaporator Myself? 

Replacing the AC evaporator entails disassembling various engine parts, which requires a high level of technical skill and specialized equipment. So, it’s best to leave the replacement to an experienced mechanic.

Here’s how they’ll perform an AC evaporator replacement:

  1. Check for leaks or poor cooling and confirm that the evaporator is faulty.
  1. Disconnect the vehicle’s battery to avoid electrical hazards.
  1. Use an AC recovery machine to safely remove refrigerant from the air conditioning system.
  1. Disassemble the dashboard and any parts blocking access to the evaporator.
  1. Find the evaporator inside the HVAC system.
  1. Unbolt and remove the refrigerant lines connected to the evaporator.
  1. Detach the evaporator from the housing and take it out of the system.
  1. Install the new evaporator into the housing and reconnect the refrigerant lines.
  1. Reassemble the dashboard and other parts they removed.
  1. Refill the system with refrigerant and check for leaks.
  1. Start the car and test the air conditioning system to ensure proper cooling.

Fix Your Car AC Evaporator with AutoNation Mobile Service

Neglecting a faulty AC evaporator doesn’t just make driving uncomfortable but can also strain other AC components, leading to more expensive fixes. 

But not if you get it fixed promptly by the expert mechanics at AutoNation Mobile Service.

Our mobile auto repair and maintenance services are available 7 days a week. We also back it up with a 12-month, 12,000-mile auto repair warranty, whether it’s a catalytic converter repair or transmission fluid change.

Contact us, and we’ll ensure your AC evaporator keeps you cool and cruising in comfort!