Delphi CS20010 A/C Compressor

OE-Style A/C Compressor for GM Trucks

Restore cabin cooling with this Delphi A/C compressor, part number CS20010. Built as an OE Type/Exact Fit replacement, it is specified for R134A systems and uses PAG refrigerant oil for the correct service setup.

Designed for select Chevrolet Silverado and GMC Sierra applications, this compressor includes the clutch and arrives with the compressor, O-rings/sealing washers, and an instruction sheet.

Key Features

• Delphi CS20010 A/C compressor for OE-style replacement
• H6 compressor type with 12-volt coil and blade terminals
• 4-groove serpentine pulley with clutch included
• R134A refrigerant system with PAG oil specification
• Bolt-tangent mounting style and female 2-terminal connector
• OE Type/Exact Fit design for select Chevrolet Silverado and GMC Sierra trucks

Detailed Description

Delphi CS20010 is an OE-style A/C compressor engineered for vehicles that use an H6 compressor configuration. Delphi draws on OE heritage and supplier experience with major automakers, and that background is reflected in the fit, materials, and service details of this replacement compressor. It is built for R134A refrigerant systems, uses PAG oil, and features a 4-groove serpentine pulley, 111.3 mm pulley lip diameter, and bolt-tangent mounting.

This part cross-references Four Seasons 58901 for the same application. It is a direct-fit option for 1999-2002 Chevrolet Silverado 1500, 1999-2002 Chevrolet Silverado 2500, 2001-2002 Chevrolet Silverado 1500 HD, 2001-2002 Chevrolet Silverado 2500 HD, 2001-2002 Chevrolet Silverado 3500, and related GMC Sierra applications. It also fits 2000 Chevrolet Suburban 1500, 2000 Chevrolet Suburban 2500, 2000 Chevrolet Tahoe, 2000 GMC Yukon, 2000 GMC Yukon XL 1500, and 2000 GMC Yukon XL 2500 when equipped as listed.

What It Helps Fix

• Weak or no cold air from the HVAC system
• Compressor noise, seizure, or internal wear
• Loss of refrigerant circulation in the A/C system
• Clutch engagement problems on the compressor assembly
• Cooling performance issues in Chevrolet Silverado and GMC Sierra trucks

Installation Notes and Tips

• Verify the vehicle uses R134A refrigerant and the listed H6 compressor configuration before installation.
• Match the OE Type/Exact Fit mounting style, pulley groove count, and connector style to the original unit.
• Flush the system as needed and replace the receiver/drier or accumulator according to service procedure.
• Use the specified PAG oil amount for the system and follow the instruction sheet included with the compressor.
• Confirm fitment details for 1st Design applications and models noted without Auxiliary A/C.

Quality Assurance

Delphi builds this compressor using OE experience and application knowledge developed through long-term supplier relationships with major automakers. The CS20010 is an OE-style replacement intended to match factory specifications for the listed Chevrolet and GMC applications.