Valeo 815547 A/C Compressor

OE-Style A/C Compressor for GM Trucks and SUVs

The Valeo 815547 A/C compressor is built for drivers who need a direct replacement for factory air conditioning performance. It is designed for R134a systems and uses PAG 46 oil, making it a practical choice for many Chevrolet, GMC, Cadillac, and Hummer applications.

With an aluminum core, silver finish, and included clutch, this compressor is built to match OEM-standard expectations for fit and function. Valeo Compressor products are supplied with the same focus on reliability and cabin comfort found in original equipment programs.

Key Features

• Valeo Compressor line direct replacement A/C compressor
• Part number 815547 for OE-style service replacement
• R134a refrigerant and PAG 46 oil specification
• 10S compressor type with 4-groove serpentine pulley
• Aluminum core construction with silver housing
• Clutch included for complete compressor service
• OEM Standard grade for factory-style fit and operation
• Installation instructions included
• Uses gaskets and O-rings for installation sealing

Product Details

Valeo 815547 is an OEM-standard A/C compressor engineered for consistent cooling performance and reduced operating noise. The compressor design supports efficient system operation, which helps maintain comfortable cabin temperatures in Chevrolet Silverado, GMC Sierra, Cadillac Escalade, and related GM platforms. This part cross-references UAC CO29002C and Four Seasons 78362 for the same application.

Use this compressor when servicing a GM truck or SUV A/C system that calls for a 10S, serpentine-belt compressor with R134a refrigerant. The Valeo Compressor line is positioned as a direct replacement solution for vehicles that need factory-style dimensions and system compatibility. Part number 815547 is also referenced in OE-style replacement searches for Silverado, Sierra, and Tahoe applications.

What It Helps Fix

• Loss of cold air from a worn or failed A/C compressor
• Noisy compressor operation from internal wear
• Reduced cooling output in R134a air conditioning systems
• Clutch-related compressor engagement problems
• Leaks or sealing issues during compressor replacement service

Installation Notes

Confirm refrigerant type, oil specification, pulley groove count, and compressor style before installation. This unit uses PAG 46 oil and includes installation instructions, along with gaskets and O-rings for sealing. Proper evacuation, flushing, and recharge procedures should be followed during A/C service to protect the replacement compressor and the rest of the system.

Fits 2003-2008 Chevrolet Silverado 1500, compressor; 2007-2010 Chevrolet Silverado 1500, compressor; 2003-2008 GMC Sierra 1500, compressor; 2007-2010 GMC Sierra, w/o Auxiliary A/C; compressor; 2003-2009 Cadillac Escalade, w/o Auxiliary A/C; compressor; 2001-2009 Chevrolet Tahoe, w/o Auxiliary A/C; compressor.

Quality Assurance

Valeo designs this compressor with high-quality components for reliable operation and improved driver comfort. The OEM-standard construction reflects Valeo’s role supplying original-equipment products to major vehicle manufacturers worldwide.