OSC HEAT TRANSFER PRODUCTS 4719 Condenser 845804011865 A/c

( Brand: Osc Heat Transfer Products ), ( Manufacturer Part Number: 4719 ), ( Part Type: Condenser ), ( Product Type: A/c Heating ), ( UPC: 845804011865 ), ( Fitment Type: Vehicle Specific ), ( Partslink Number: 88986836, 89019256 ), ( Compatible Make S : Chevrolet, Buick, Isuzu, Gmc, Saab ), ( Compatible Model S : Trailblazer, Trailblazer Ext, Rainier, Ascender, Envoy, Envoy Xl ), ( Fitnote: W/o Rear Auxiliary A/c, With Rear Auxiliary A/c ), ( Product Subtype: A/c Condensers ), ( Product Details: A/c Condenser ), ( Department: Replacement )

Review OSC HEAT TRANSFER PRODUCTS Chevy A/c Condenser fits TRAILBLAZER 2006–2009

The **Osc Heat Transfer 4719 A/C Condenser** is a high-performance, precision-engineered replacement part designed specifically for the **2006 through 2009 Chevrolet Trailblazer**, ensuring optimal cooling efficiency and reliability for your vehicle s air conditioning system. Crafted from **high-grade aluminum** with a **fin-and-tube construction**, this condenser is built to maximize heat dissipation, effectively converting refrigerant from high-pressure gas into liquid while maintaining peak thermodynamic performance. The **optimized fin spacing and enhanced core design** promote superior airflow, reducing the risk of clogging and improving overall cooling capacity, even under demanding driving conditions. Engineered to meet or exceed **OEM specifications**, this condenser is compatible with the **R-134a refrigerant system** commonly found in these models, ensuring seamless integration with your existing A/C components. Its **durable, corrosion-resistant coating** protects against environmental contaminants, extending the lifespan of the unit and preventing premature failure. Whether you re tackling extreme summer heat or addressing a failing original condenser, the **Osc Heat Transfer 4719** delivers a robust, long-lasting solution that restores your Trailblazer s cooling efficiency with minimal effort. Built to withstand the rigors of daily use, this condenser is a trusted choice for mechanics and DIY enthusiasts alike, offering a perfect balance of performance, durability, and compatibility.

**Pros and Cons of Buying an OSC Heat Transfer 4719 A/C Condenser for a 2006-2009 Chevy Trailblazer**

1. **Compatibility and Fitment** The OSC Heat Transfer 4719 is specifically designed for the 2006-2009 Chevy Trailblazer, ensuring a proper fit without modifications. This reduces the risk of leaks or improper installation, which can be common with aftermarket parts that don t align perfectly.

2. **Durability and Quality** OSC (Original Service Company) is a well-regarded brand known for producing high-quality automotive parts. Their condensers are typically built to last, often using materials that resist corrosion and withstand temperature fluctuations better than some generic alternatives.

3. **Performance** A functioning A/C condenser is critical for efficient cooling. If your current condenser is leaking or clogged, replacing it with a new OSC unit can restore proper refrigerant flow, improving cooling performance and reducing strain on the A/C compressor.

4. **Warranty and Reliability** OSC parts often come with a manufacturer s warranty (typically 1-2 years), providing peace of mind in case of defects. This is more reliable than purchasing a no-name part with no backing.

5. **Ease of Installation** Since the part is designed for your specific vehicle, it should mount and connect more easily than an aftermarket condenser that might require cutting or adapting. This can save time and labor costs if you re doing the work yourself.

6. **Prevents Further Damage** A failing condenser can lead to refrigerant loss, compressor failure, or even A/C system shutdown. Replacing it proactively can prevent more expensive repairs down the line.

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1. **Cost** While OSC parts are high-quality, they are not typically the cheapest option. The price may be higher than generic or aftermarket alternatives, which could be a consideration if you re on a tight budget.

2. **Potential Overkill for Minor Issues** If your A/C condenser is only slightly damaged (e.g., minor corrosion or a small leak), a full replacement might be more than necessary. In such cases, a repair kit or partial replacement could be a more cost-effective solution.

3. **Refrigerant and Labor Costs** Replacing the condenser requires evacuating the old refrigerant, recharging the system with new refrigerant, and possibly checking for leaks. If you re not doing the work yourself, labor costs at a shop can add up, making the total expense higher than just the part.

4. **Availability and Lead Times** Depending on where you purchase, OSC parts might not always be in stock immediately. Some online retailers or local auto parts stores may require backorders, delaying your repair timeline.

5. **Environmental and Safety Concerns** A/C systems contain refrigerant, which is regulated and can be harmful to the environment if mishandled. If you re not experienced with refrigerant recovery and recharging, it s best to have a professional handle this step to avoid legal or environmental issues.

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The OSC Heat Transfer 4719 A/C condenser is a strong choice for your 2006-2009 Chevy Trailblazer if your current condenser is failing or significantly degraded. Its compatibility, durability, and reliability make it a dependable option, especially if you prioritize long-term performance and peace of mind. However, the higher cost and the need for professional refrigerant handling (if not DIY-savvy) are factors to weigh against the benefits.

If your condenser is only experiencing minor issues, exploring repair options or lower-cost alternatives could be more economical. But for a full replacement, OSC is a safe and effective selection.

- Purchase the part from a reputable source (e.g., RockAuto, AutoZone, or an OEM dealer).

- Have the refrigerant properly evacuated and recharged (or do it yourself with the right tools).

- Inspect the rest of your A/C system (hoses, compressor, dryer) for any signs of wear.

If budget is a concern, compare the cost of the OSC part against aftermarket options (like those from ACDelco or Purolator) and weigh the trade-offs in quality and longevity. For most drivers, the OSC condenser offers the best balance of reliability and performance for the 2006-2009 Trailblazer.

Details:

Core length : 461mm. Expertly made from premium materials. OSC understands that replacing a Heater is major job and very time consuming. A/C Condenser 4719 by OSC Heat Transfer Products.

Inlet Fitting Type: Block. Features: High quality at an affordable price. Drop in fit, form and function. All Heaters go thru an intense high pressure test to insure there are no leaks.

Core length : PARALLEL FLOW. Outlet Fitting Type: Block. Oil Cooler Included: NO. Reliable A/C Products from OSC go in as easily the existing parts come out and deliver a perfect factory look along with proper function under vigorous driving conditions.

Specifications: Core length : 18 1/8 in. Drier Included: NO. Core Thickness: 11/16 in. Engineered to meet or exceed OE manufacturers specifications.

part #: 4719 prices

• $73.78-$232.99

specifications vintagacheatin:

• for models: Trailblazer
• for makes: Chevy
• for years: 2006-2009
• brand: Osc Heat Transfer Products
• mpn: 4719
• part type: Condenser
• product type: A/c Heating
• upc: 845804011865
• fitment type: Vehicle Specific
• partslink number: 88986836, 89019256
• compatible make s : Chevrolet, Buick, Isuzu, Gmc, Saab
• compatible model s : Trailblazer, Trailblazer Ext, Rainier, Ascender, Envoy, Envoy Xl
• fitnote: W/o Rear Auxiliary A/c, With Rear Auxiliary A/c
• product subtype: A/c Condensers
• product details: A/c Condenser
• department: Replacement

seller vintagacHeatin:

• rating: 99.2%
• city: Houston, Texas
• # reviews: 157540

general vintagacHeatin:

• condition: New
• Car Truck Parts Accessories > Air Conditioning Heating > A/C Condensers

returns vintagacHeatin:

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

payments vintagacHeatin:

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

shipping vintagacHeatin:

• type: Calculated
• service: FedEx Ground / FedEx Home Delivery
• transit: 3-7 Days
• class: Standard
• cost: $90.85
• carrier: FedEx

offer vintagacHeatin:

• quantity: 3
• options: Ship-to-home
• started: May 4, 2026
• sold: 0
• availability: In Stock

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