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  3. GM 23321725

23321725 GM GENUINE PARTS Heater Core

23321725 GM GENUINE PARTS Heater Core
Product Specifics
BrandGM GENUINE PARTS
Manufacturer Part Number23321725
Part TypeHEATER
Genuine OemYES
Warranty1 YEAR
Fitment TypeDIRECT REPLACEMENT
Parts IncludedONLY PART REFERENCE 0 ON THE DIAGRAM IS INCLUDED
Item Height1.3 IN

Review GM GENUINE PARTS Auxiliary Heater Core

The GM 23321725 heater core is a crucial component of the heating system in select GM vehicles. This heater core is designed to provide efficient and effective heating for the passenger compartment, allowing drivers and passengers to stay warm in cold weather conditions.

This heater core is engineered with a compact, yet efficient design that maximizes heat transfer while minimizing weight and size. It is constructed of high-quality materials, including aluminum and copper, which offer superior heat conductivity and durability. The core features multiple passages for coolant to flow through, allowing for efficient heat exchange between the engine coolant and the air that is circulated into the vehicle's cabin.

The GM 23321725 heater core also includes a built-in bypass system that ensures proper cooling of the engine in hot weather conditions. This system allows coolant to bypass the heater core when the heating system is not in use, preventing the core from becoming overheated and potentially damaging other components.

Additionally, this heater core is designed to be easy to install, with a straightforward connection process. It includes all necessary mounting hardware and seals, making it a convenient and hassle-free replacement option for those in need of a new heater core.

Overall, the GM 23321725 heater core is an essential component for maintaining a comfortable and functional driving experience in GM vehicles. Its efficient design, high-quality construction materials, and convenient installation process make it a top choice for those seeking a reliable and effective heating solution.

Buying a GM heater core, specifically part number 23321725, comes with both advantages and disadvantages. Let's examine each in detail.

Advantages:

1. OEM Part: This heater core is a direct fit for General Motors vehicles, ensuring compatibility with your specific make and model.

2. Quality: As an original equipment manufacturer (OEM) part, it is designed and manufactured to meet the same standards as the part originally installed in your vehicle.

3. Warranty: Most OEM parts come with a warranty, providing peace of mind and protection against potential defects.

Disadvantages:

1. Cost: OEM parts, including heater cores, tend to be more expensive than aftermarket alternatives due to their original factory production.

2. Availability: It may take some time to locate and purchase the part from a dealership or an authorized GM parts supplier.

3. Installation: Installing an OEM part yourself may require additional tools and expertise compared to aftermarket parts.

In conclusion, while purchasing an OEM GM heater core, part number 23321725, offers the benefits of a direct fit, quality manufacturing, and potential warranty coverage, it also comes with a higher cost, potential availability issues, and potentially more complex installation process compared to aftermarket alternatives.

Recommendation:

If you prioritize originality, compatibility, and peace of mind, an OEM GM heater core is the recommended choice. However, if you're looking to save cost and time, consider an aftermarket heater core as an alternative. Ultimately, the decision depends on your personal preferences, budget, and the level of expertise you have in installing the part yourself.

Details:

Changed my mind. Just didn't like it. Found a better price.

specifications heatercoreco:

  • brand: Gm Genuine Parts
  • mpn: 23321725
  • part type: Heater
  • genuine oem: Yes
  • warranty: 1 Year
  • fitment type: Direct Replacement
  • parts included: Only Part Reference 0 On The Diagram Is Included
  • item height: 1.3 In

general heatercoreco:

  • category: Auto Parts > Car Truck Accessories > Air Conditioning Heating > Heater Cores

offer heatercoreco:

  • availability: in stock
  • in stock #: 2
  • started: april 12, 2026
  • prices: $158.72–$264.63
  • item condition:
    • New other (see details)
    • New
  • sold #: 8
  • options: ship-to-home

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  • wallet: paypal
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returns heatercoreco:

  • time: 30 days
  • paid by: seller
  • policy: returns accepted

seller heatercoreco:

  • rating: 99.0%
  • city: garland, texas
  • # reviews: 30894

shipping heatercoreco:

  • class: standard
  • carrier: fedex
  • transit: 4-10 days
  • type: fixed
  • service: fedex ground / fedex home delivery
rating: 99.0% out of 100 based on 894 user ratings.
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