HomeHVAC > Hoses and PipesGlobal Parts 4813077 A/C Refrigerant Liquid Hose
Part #: 4813077

Global Parts 4813077 A/C Refrigerant Liquid Hose

⚙️ 18 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick and Cadillac, Lucerne and DTS
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Global Parts A/C Refrigerant Liquid Hose 4813077

The Global Parts A/C Refrigerant Liquid Hose 4813077 is designed specifically for Buick DTS and Cadillac Lucerne models. Constructed from durable aluminum, this hose ensures reliable performance in your vehicle's HVAC system while handling R134a refrigerant efficiently.

  • Material: High-quality aluminum for corrosion resistance and durability
  • Refrigerant Type: Compatible with R134a refrigerant systems
  • Includes gasket or seal for secure, leak-free connections
  • Equipped with a switch service port for easy system diagnostics
  • Hose connection type: Block connection for precise fitment

Detailed Product Description

This A/C refrigerant liquid hose from Global Parts is engineered to meet the specific requirements of Buick DTS and Cadillac Lucerne vehicles. The aluminum construction provides strength and resistance to corrosion, which is critical for maintaining the integrity of the HVAC system over time. Designed to work with R134a refrigerant, this hose includes a gasket or seal to prevent leaks and ensure a tight connection. The integrated switch service port allows for convenient access during maintenance or system checks. The block-type hose connection ensures a secure and exact fit, reducing the risk of disconnections or refrigerant loss.

Applications and Common Issues Addressed

  • Replacement for worn or damaged A/C refrigerant liquid hoses in Buick DTS and Cadillac Lucerne
  • Resolves refrigerant leaks caused by cracked or corroded hoses
  • Addresses poor A/C performance due to compromised hose integrity
  • Facilitates maintenance with built-in switch service port for system diagnostics
  • Prevents contamination and refrigerant loss with included gasket or seal

Installation Notes and Tips

When installing the Global Parts A/C Refrigerant Liquid Hose 4813077, ensure the vehicle is compatible—specifically Buick DTS and Cadillac Lucerne models. Use proper tools to avoid damaging the aluminum hose or fittings. Verify that the gasket or seal is properly seated to prevent leaks. The switch service port should be accessible for future maintenance. It is recommended to evacuate and recharge the A/C system following installation to maintain optimal performance.

Quality Assurance and Warranty

Global Parts manufactures this A/C refrigerant liquid hose to meet industry standards for durability and performance. The use of aluminum material and inclusion of essential components like the gasket and switch service port reflect a focus on quality and reliability. While specific warranty details are not provided, Global Parts products typically adhere to manufacturer guidelines ensuring dependable service life when installed correctly.

This part fits 18 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2011BuickLucerne3.9LV6N/A
2011BuickLucerne4.6LV8N/A
2011CadillacDTS4.6LV8N/AOEM #15880944
2010BuickLucerne3.9LV6N/A
2010BuickLucerne4.6LV8N/A
2010CadillacDTS4.6LV8N/AOEM #15880944
2009BuickLucerne3.9LV6N/A
2009BuickLucerne4.6LV8N/A
2009CadillacDTS4.6LV8N/AOEM #15880944
2008BuickLucerne3.8LV6N/A
2008BuickLucerne4.6LV8N/A
2008CadillacDTS4.6LV8N/AOEM #15880944
2007BuickLucerne3.8LV6N/A
2007BuickLucerne4.6LV8N/A
2007CadillacDTS4.6LV8N/AOEM #15880944
2006BuickLucerne3.8LV6N/A
2006BuickLucerne4.6LV8N/A
2006CadillacDTS4.6LV8N/AOEM #15880944

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.