1. Chevrolet Climate Controls & Control Units To Buy
  2. sku: 11163545376402722
  3. CHEVROLET T36658B

CHEVROLET T36658B Hvac Ac Evaporator Climate Heater

fits model: Impala. make: Chevrolet. year: 2014–2020.

T36658b Chevrolet 2014 - 2020 Impala Oem Hvac Ac Evaporator Climate Heater Assembly

( Manufacturer Part Number: T36658B ), ( Part Type: Hvac Ac Heater ), ( Manufacturer Warranty: 1 Month ), ( Vintage Part: No )

Review CHEVROLET Oem Hvac Ac Evaporator Climate Heater Assembly fits IMPALA 2014–2020

The **Chevrolet T36658B 2014 2020 Impala HVAC Evaporator and Climate Heater Assembly** is a critical and high-performance component of the vehicle s climate control system, designed to deliver precise temperature regulation, efficient air conditioning, and optimal cabin comfort for drivers and passengers. This factory-specification unit integrates a robust **evaporator core** with an integrated **climate heater assembly**, ensuring seamless operation between cooling and heating functions while maintaining peak efficiency. Engineered to meet the stringent demands of the 2014 through 2020 Impala models, this assembly features a **high-capacity aluminum evaporator core** with optimized fin spacing and corrosion-resistant coatings to maximize heat exchange efficiency while resisting moisture buildup and rust. The integrated **climate heater** component incorporates a **durable, high-flow-rate heater core** with a robust stainless steel or copper-tube construction, ensuring consistent heat distribution even under heavy load conditions. This assembly is built with **OEM-grade seals and gaskets**, including a reinforced **evaporator drain pan** and **climate control housing gasket**, to prevent leaks and maintain a tight, airtight seal between the HVAC system and the vehicle s cabin. The design also incorporates **easy-access mounting brackets** and **pre-aligned connectors** for the refrigerant lines and electrical wiring, simplifying installation and reducing the risk of post-installation issues. Whether replacing a failed evaporator, addressing persistent moisture problems, or upgrading for improved climate control performance, this **direct-fit, high-quality replacement** ensures reliable operation, enhanced air quality, and long-term durability making it an essential upgrade for maintaining optimal cabin comfort and system integrity in your Chevrolet Impala.

### **Pros and Cons of Buying a Chevrolet T36658B (2014 2020 Impala HVAC/AC Evaporator & Heater Core)**

#### **Pros:**

1. **Compatibility and Fitment** The T36658B is a direct replacement part for the 2014 2020 Chevrolet Impala, ensuring an exact fit for the HVAC evaporator and heater core assembly. This eliminates the need for modifications or additional adapters.

2. **Improved Cooling Efficiency** A new evaporator core helps restore proper air conditioning performance, reducing moisture buildup inside the cabin and improving overall comfort, especially in hot climates.

3. **Prevents Frost Buildup** A failing evaporator can lead to ice formation on the AC vents, which can obstruct airflow and damage the blower motor. Replacing it prevents this issue and ensures smooth operation.

4. **Better Heating Performance** The heater core is integrated into this assembly, so replacing it can also improve the vehicle s heating system, reducing cold air from the vents and improving winter comfort.

5. **Prevents Long-Term Damage** A failing evaporator or heater core can lead to leaks, mold growth, and electrical issues (such as a faulty blower motor resistor). Replacing it early avoids costly secondary repairs.

6. **OEM Quality** As an original equipment manufacturer (OEM) part, it meets Chevrolet s manufacturing standards, ensuring durability and reliability compared to aftermarket knockoffs.

7. **Easier Installation** Since it is a complete assembly (evaporator heater core), it simplifies the replacement process compared to sourcing separate parts.

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#### **Cons:**

1. **Higher Upfront Cost** Compared to aftermarket evaporator cores alone, this OEM assembly is more expensive, which may be a deterrent for budget-conscious buyers.

2. **Labor-Intensive Installation** Replacing the evaporator and heater core requires removing the dashboard, steering wheel, and other components, which can be time-consuming and may require professional installation.

3. **Potential for Hidden Issues** If the vehicle has existing problems (e.g., refrigerant leaks, blower motor failure, or electrical faults), replacing just the evaporator/heater core may not fully resolve AC or heating issues.

4. **Refrigerant Recharge Required** After installation, the AC system must be evacuated and recharged with the correct refrigerant (typically R-134a for these models), adding to labor costs.

5. **Warranty Limitations** If purchasing from a third-party seller, the part may not come with a manufacturer s warranty, whereas an OEM part from a dealership or authorized supplier usually includes one.

6. **Risk of Counterfeit Parts** If buying from an unverified source, there is a chance of receiving a substandard or fake part, which could fail prematurely.

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### **Conclusion:**

The **Chevrolet T36658B (2014 2020 Impala HVAC Evaporator & Heater Core)** is a **high-quality, direct-fit replacement** that significantly improves both cooling and heating performance in your vehicle. Its OEM status ensures reliability, while its integrated design simplifies installation compared to sourcing separate components. However, the **higher cost and labor-intensive replacement process** may be drawbacks for some buyers.

If your primary concern is **restoring proper AC and heating function** and you have the budget for an OEM part, this is a **strong recommendation**. If cost is a major factor, a **high-quality aftermarket evaporator core** (while not as seamless) could be a viable alternative though it may require additional work to integrate properly.

For best results:

- **Purchase from a trusted supplier** (dealership, reputable online retailer, or Chevrolet-approved parts store).

- **Have a professional mechanic** perform the installation to avoid voiding warranties or causing further damage.

- **Check for accompanying issues** (e.g., refrigerant leaks, blower motor failure) that may need simultaneous attention.

**Final Recommendation:** If your vehicle s AC and heating systems are failing due to a bad evaporator/heater core, the **T36658B is the best long-term solution** for restoring full HVAC functionality. Weigh the upfront cost against the long-term benefits of a reliable, OEM part to determine if it aligns with your repair needs.

Details:

Message or call us for pricing and availability. Part number T36658B. CHECK part number on the original unit from your vehicle BEFORE make Order please.

specifications chvyacheatercontrols:

  • for models: Impala
  • for makes: Chevrolet
  • for years: 2014-2020
  • mpn: T36658b
  • part type: Hvac Ac Heater
  • manufacturer warranty: 1 Month
  • vintage part: No

payments chvyacheatercontrols:

  • credit card: Visa
  • other
  • wallet: Google-pay

general chvyacheatercontrols:

  • condition: Used
  • Car Truck Parts Accessories > Air Conditioning Heating > HVAC Controls Control Units

returns chvyacheatercontrols:

  • paid by: Buyer
  • policy: Returns Accepted
  • time: 30 Days

offer chvyacheatercontrols:

  • best offers: True
  • availability: In Stock
  • sold: 0
  • started: February 5, 2026
  • quantity: 1
  • options: Ship-to-home

shipping chvyacheatercontrols:

  • cost: $101.00
  • transit: 4-9 Days
  • service: UPS Ground
  • class: Standard
  • type: Fixed
  • carrier: UPS

seller chvyacheatercontrols:

  • city: Jacksonville, Florida
  • # reviews: 474
  • rating: 99.5%
for models: impala, for makes: chevrolet, for years: 2014-2020, part type: hvac ac heater, manufacturer warranty: 1 month, vintage part: no,
category: auto parts > car truck parts accessories > air conditioning heating > hvac controls control units, sku: 11163545376402722,
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