Four Seasons 2490PK A/C Compressor and Component Kit - Front

Complete A/C Kit for GM Trucks and SUVs

Four Seasons 2490PK is a Complete A/C Kit built for select 1999-2002 Chevrolet and GMC trucks and SUVs with the HU6 compressor setup. It is specified for R134A refrigerant systems and includes the core service components needed for a front or engine-bay A/C repair on covered applications.

For shoppers searching for a 2000 Chevrolet Tahoe A/C compressor kit, a 2001 GMC Yukon A/C compressor kit, or a 2002 Chevrolet Silverado 1500 A/C compressor kit, this Four Seasons Complete A/C Kit provides a direct-fit solution for the listed configurations.

Key Features

• Four Seasons Complete A/C Kit, part number 2490PK
• R134A refrigerant type
• 4-groove pulley design with 4.250-inch outside pulley diameter
• Coil clock position: 11
• Built for HU6 compressor applications on listed Chevrolet and GMC vehicles
• Cross-reference part numbers include 522273 and MK1150 for the same application

Product Details

The Four Seasons Complete A/C Kit line is organized to simplify HVAC service by grouping the compressor-related components needed for a proper repair. This kit is matched to specific GM truck and SUV platforms, including Chevrolet Silverado, Suburban, Tahoe, Avalanche, and GMC Sierra, Yukon, and Yukon XL models. Fitment varies by year, model, and whether the vehicle uses front A/C only or a rear A/C configuration, so application verification is important before ordering.

Compatible With 1999-2002 Chevrolet Silverado 1500, 1999-2002 Chevrolet Silverado 2500, 2000-2002 Chevrolet Suburban 1500, 2000-2002 Chevrolet Tahoe, 2000-2002 GMC Yukon, and related listed GM applications with HU6 compressor systems. Four Seasons 2490PK is also referenced by 522273 and MK1150.

What This Kit Helps Address

• Weak or inconsistent cabin cooling
• Compressor-related A/C performance loss
• System service needs on R134A-equipped GM trucks and SUVs
• Repair work on HU6 compressor applications with matching pulley and coil specifications
• HVAC restoration on vehicles with front-only or no-rear-A/C configurations listed in fitment

Installation Notes and Tips

• Verify the vehicle’s year, make, model, and A/C configuration against the fitment list before installation.
• Confirm HU6 compressor usage and check whether the vehicle has rear A/C, since fitment notes vary by application.
• Match the pulley groove count, pulley diameter, and coil clock position to the original unit.
• Inspect the system for contamination, leaks, and worn seals before completing the repair.
• Follow proper evacuation, oil handling, and recharge procedures for R134A systems.

Quality Assurance

Four Seasons is a recognized HVAC parts brand with application-specific cataloging for GM truck and SUV platforms. This 2490PK kit is listed with defined compressor and system specifications to support accurate replacement selection for the covered Chevrolet and GMC applications.