HomeHVAC > Hoses and PipesGlobal Parts 4811903 A/C Hose Assembly
Part #: 4811903

Global Parts 4811903 A/C Hose Assembly

13 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick and Chevrolet, Regal, Impala, and Monte Carlo
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Reliable A/C Hose Assembly for Buick and Chevrolet Models

The Global Parts A/C Hose Assembly, part number 4811903, is designed specifically for select Buick and Chevrolet vehicles. This hose assembly ensures proper air conditioning system function in models such as the Buick Regal and Chevrolet Impala and Monte Carlo.

Key Features of Global Parts A/C Hose Assembly 4811903

  • Compatible with Buick Regal and Chevrolet Impala and Monte Carlo
  • Durable construction to withstand HVAC system pressures
  • Precision fit for OEM specifications
  • Part number 4811903 for easy identification and replacement
  • Designed for HVAC hoses and pipes category

Detailed Description of the A/C Hose Assembly

This A/C hose assembly from Global Parts is engineered to meet the exact requirements of the HVAC system in Buick and Chevrolet vehicles, including the Impala, Monte Carlo, and Regal models. The hose assembly facilitates the flow of refrigerant within the air conditioning system, maintaining optimal cooling performance. With part number 4811903, this component is manufactured to match original equipment standards, ensuring a secure and leak-free connection. Its robust design helps resist wear from heat and pressure, contributing to the longevity of the vehicle’s A/C system.

Common Applications and Issues Addressed

  • Replacement of worn or cracked A/C hoses causing refrigerant leaks
  • Restoring proper refrigerant flow for efficient air conditioning
  • Fixing low cooling performance due to damaged hose assemblies
  • Resolving HVAC system pressure loss related to hose failure
  • Preventing contamination and moisture ingress in the A/C system

Installation Notes and Tips

  • Ensure vehicle compatibility with Buick Regal, Chevrolet Impala, or Monte Carlo before installation
  • Inspect surrounding HVAC components for wear during replacement
  • Use proper tools to avoid damage to fittings and connections
  • Follow manufacturer torque specifications for hose clamps and fittings
  • Evacuate and recharge the A/C system after installation to maintain system integrity

Quality Assurance and Warranty Information

Global Parts manufactures the 4811903 A/C hose assembly to meet industry standards for durability and performance. While specific warranty details may vary, Global Parts typically offers coverage against manufacturing defects. This part is tested to ensure compatibility and reliability within the HVAC systems of Buick and Chevrolet vehicles, providing confidence in its fit and function.

This part fits 13 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004BuickRegal3.8LV6N/A
2003BuickRegal3.8LV6N/A
2003ChevroletImpala3.8LV6N/A
2003ChevroletMonte Carlo3.8LV6N/AManifold Assembly
2002BuickRegal3.8LV6N/A
2002ChevroletImpala3.8LV6N/A
2002ChevroletMonte Carlo3.8LV6N/A
2001BuickRegal3.8LV6N/A
2001ChevroletImpala3.8LV6N/A
2001ChevroletMonte Carlo3.8LV6N/A
2000BuickRegal3.8LV6N/A
2000ChevroletImpala3.8LV6N/A
2000ChevroletMonte Carlo3.8LV6N/A

* 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.