1. Chevrolet Climate Controls & Control Units To Buy
  2. sku: 11266634896962663
  3. KARPARTS360 CLX-M0-USA-GC19310002-CLA8

KARPARTS360 CLX-M0-USA-GC19310002-CLA8 Climate Control Unit 821200728149 Terminal Blade

fits model: 3500, Silverado. make: Chevy. year: 2007–2021.

Clx-m0-usa-gc19310002-cla8 Karparts360 For Chevy Silverado 3500 Hd 2007-2021 Climate Control Unit 17 Blade Terminal

( Brand: Karparts360 ), ( Manufacturer Part Number: CLX-M0-USA-GC19310002-CLA8 ), ( Part Type: Control Unit Blade ), ( Features: Easy Installation ), ( Oe/oem Part Number: 15773676 ), ( Country Of Origin: Taiwan ), ( Item Height: 2.500 ), ( Item Length: 8.000 ), ( Item Weight: 0.8100 ), ( Item Width: 6.000 ), ( Ballast Included: No ), ( Fitment Type: Direct Replacement ), ( Generic Keywords 1: Part ), ( Generic Keywords 2: See Notes ), ( Intended Use: Automobiles ), ( Misc Fitment Notes: 17 Male Blade Terminal, With Heavy Duty Heater, Excluded Rear Win ), ( Oem Equivalent Part Number 2: 15858580 ), ( Manufacturer Warranty: 1 Year ), ( UPC: 821200728149 )

Review KARPARTS360 Chevy Hd Climate Control Unit Blade Terminal fits SILVERADO 3500 2007–2021

The **KarParts360 CLX-M0-USA-GC19310002-CLA8** is a high-quality, direct-fit replacement **Climate Control Unit (CCU)** specifically engineered for **2007 through 2021 Chevrolet Silverado 3500 HD** models, ensuring seamless integration with your vehicle s advanced HVAC system. This premium unit features a **17-blade terminal connector**, a critical component that guarantees a secure and reliable electrical connection between the climate control module and the vehicle s wiring harness, minimizing the risk of loose connections or intermittent failures. Designed with precision, this climate control unit incorporates the latest diagnostic and control circuitry, allowing for accurate temperature and fan speed regulation, as well as precise operation of the A/C, defrost, and seat heating functions. Built to meet or exceed OEM standards, the CLX-M0-USA-GC19310002-CLA8 is constructed with durable, high-grade materials, ensuring long-lasting performance even in demanding environments. Whether replacing a faulty original unit or upgrading for enhanced reliability, this aftermarket solution delivers the same level of functionality as the factory-equipped component, complete with all necessary software calibration to prevent error codes and ensure compatibility with your truck s infotainment and climate control interfaces. Ideal for mechanics, DIY enthusiasts, and fleet operators, this replacement part simplifies repairs by providing a drop-in solution that restores full HVAC functionality without the need for additional modifications or programming. Trusted for its consistency and performance, this climate control unit is a dependable choice for restoring comfort and efficiency to your Silverado 3500 HD.

### **Pros and Cons of buying a KarParts360 CLX-M0-USA-GC19310002-CLA8 Climate Control Unit for a 2007-2021 Chevy Silverado 3500**

#### **Pros:**

1. **Direct Fitment** The part is specifically listed as a direct replacement for the 2007-2021 Chevrolet Silverado 3500 HD, ensuring compatibility with the 17-blade terminal climate control unit.

2. **OEM Quality** KarParts360 is known for sourcing high-quality aftermarket parts that meet or exceed factory specifications, reducing the risk of premature failure.

3. **Warranty Coverage** The part likely comes with a manufacturer s warranty, providing some level of protection against defects or early wear.

4. **Reliability** Climate control units from reputable suppliers are designed to function consistently, improving HVAC performance and reducing electrical issues.

5. **Ease of Installation** Since it is a direct fit, installation should be straightforward, especially if the original unit was removed properly.

6. **Cost-Effective Alternative** Purchasing a new aftermarket unit is often cheaper than dealing with a dealer-priced OEM replacement, which can be significantly more expensive.

7. **Access to Spare Parts** If the unit fails again in the future, having a known-compatible replacement available can save time and hassle.

#### **Cons:**

1. **Potential Quality Variations** While KarParts360 is a trusted supplier, aftermarket parts can sometimes have slight differences in build quality compared to OEM units, though this is usually minimal.

2. **Compatibility Concerns** Though the listing states direct fitment, there is always a small chance of wiring or connector mismatches, especially if the vehicle has been modified or had previous repairs.

3. **No Physical Inspection** Buying online means you cannot inspect the part for damage or defects before purchase, though reputable sellers provide detailed photos and descriptions.

4. **Installation Challenges** If the vehicle has rusted or corroded wiring, mounting brackets, or a damaged harness, installation could be more difficult than expected.

5. **Limited Customization** Unlike some aftermarket units, this is a standard replacement part, meaning you cannot upgrade features like Bluetooth control or advanced diagnostics.

6. **Return Difficulties** If the part does not fit or function as expected, returning it may require proof of installation issues, which could be time-consuming.

7. **Potential for Counterfeit Parts** While unlikely with KarParts360, there is always a risk of receiving a non-genuine part if purchasing from untrusted sellers, though this is less of a concern with established suppliers.

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### **Conclusion**

The **KarParts360 CLX-M0-USA-GC19310002-CLA8 climate control unit** is a strong choice for replacing a faulty or failing HVAC unit in a 2007-2021 Chevy Silverado 3500 HD. The part offers **direct fitment, reliability, and cost savings** compared to OEM options, making it a practical solution for most drivers. However, **potential quality variations, installation risks, and the inability to inspect the part beforehand** are minor drawbacks that can be mitigated by careful preparation and sourcing from a trusted supplier.

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### **Recommendation**

**Proceed with purchasing this part** if:

- You need a **direct replacement** for a non-functioning climate control unit.

- You are comfortable with **basic electrical and HVAC installation** (or plan to have a professional handle it).

- You prioritize **cost efficiency** without sacrificing reliability.

- You have **verified the part s authenticity** through KarParts360 s website or customer reviews.

**Consider alternatives if:**

- You suspect **hidden wiring or mounting issues** in your vehicle, which could complicate installation.

- You want **extended warranty coverage** beyond what KarParts360 offers, in which case checking with a local auto parts store for OEM or extended-warranty aftermarket options may be worth it.

- You are unsure about the **exact model year or trim level** of your Silverado, as slight variations in wiring or connectors could exist.

**Final Verdict:** This is a **reliable and cost-effective choice** for most drivers, provided installation is done correctly. Always **double-check compatibility** with your specific vehicle and consider **testing the unit before finalizing the purchase** if possible.

Details:

From precision-engineered lighting solutions to high-quality replacement parts, these top-rated items are trusted by drivers and mechanics. Whether you're upgrading for or restoring factory performance, our picks deliver excellent value and dependable reliability. What I was looking for at a fair price, accurately described, packed well and shipped quickly. Manufactured from durable materials for long-lasting use.

I would gladly purchase again in the future. CHEVROLET: SILVERADO 3500 HD 2007 -2021. I really appreciate the careful packaging to ensure everything arrived safely. The item arrived quickly, well packaged, and exactly as described.

Built for Durability: Made from high-quality materials, this product has been tested to ensure long-lasting performance. Ruico37: Verified Purchaser. Honest and reliable highly recommended for anyone considering buying from them. Jody ne: Verified Purchaser.

My headlights arrived very quickly, were well packaged and in great condition. Chamber-58: Verified Purchaser. Great value and quality as they were not only beautiful but CAPA approved. Lasconi95: Verified Purchaser.

Would be happy to do business again in the future. Item was as described Arrived very quickly and packed well in good condition. Item received new, as described, of apparent OEM quality. Priced right, well packed for shipping, sent lightning quick.

Fast shipping, Well packaged, as described and great price.

part #: 821200728149 price

  • $57.63

specifications chvyacheatercontrols:

  • for models: 3500, Silverado
  • for makes: Chevy
  • for years: 2007-2021
  • brand: Karparts360
  • mpn: Clx-m0-usa-gc19310002-cla8
  • part type: Control Unit Blade
  • features: Easy Installation
  • oe/oem part number: 15773676
  • country of origin: Taiwan
  • item height: 2.500
  • item length: 8.000
  • item weight: 0.8100
  • item width: 6.000
  • ballast included: No
  • fitment type: Direct Replacement
  • generic keywords 1: Part
  • generic keywords 2: See Notes
  • intended use: Automobiles
  • misc fitment notes: 17 Male Blade Terminal, With Heavy Duty Heater, Excluded Rear Win
  • oem equivalent part number 2: 15858580
  • manufacturer warranty: 1 Year
  • upc: 821200728149

payments chvyacheatercontrols:

  • credit card: Diners-club
  • wallet: Google-pay
  • other

offer chvyacheatercontrols:

  • quantity: 8
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • started: March 13, 2026

general chvyacheatercontrols:

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

returns chvyacheatercontrols:

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

seller chvyacheatercontrols:

  • # reviews: 140636
  • city: La Salle, IL
  • rating: 99.7%

shipping chvyacheatercontrols:

  • type: Fixed
  • transit: 4-8 Days
  • service: Expedited
  • class: Expedited
  • cost: $0.00
for models: 3500, silverado, for makes: chevy, for years: 2007-2021, part type: control unit blade, features: easy installation, oe/oem part number: 15773676, country of origin: taiwan, item height: 2.500, item length: 8.000, item weight: 0.8100, item width: 6.000, ballast included: no, fitment type: direct replacement, generic keywords 1: part, generic keywords 2: see notes, intended use: automobiles, misc fitment notes: 17 male blade terminal, with heavy duty heater, excluded rear win, oem equivalent part number 2: 15858580, manufacturer warranty: 1 year,
category: auto parts > car truck parts accessories > air conditioning heating > hvac controls control units, sku: 11266634896962663,
Karparts360 KARPARTS360 Is Similar To:
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1 offer $57.63 USD
  • New. Offer #1 priced at $57.63 + $0.00 shipping estimate = $57.63* total. - Manufactured from durable materials for long-lasting use. SILVERADO 3500 HD 2007-2021.FREE SHIPPING

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