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Four SeasonsPart #: 54573
Four Seasons 54573 A/C Evaporator Core - Front
⚙️ 52 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
📦Evaporator Core, Front
🚗Fitment: Chevrolet and GMC, Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 1500 HD, Silverado 2500, Silverado 2500 HD, Silverado 3500, Suburban 1500, Suburban 2500, Tahoe, Sierra 1500, Sierra 1500 HD, Sierra 2500, Sierra 2500 HD, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500, and C1500
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Overview of Four Seasons Evaporator Core 54573
The Four Seasons Evaporator Core 54573 is designed to restore efficient air conditioning performance in select Chevrolet and GMC trucks and SUVs. Engineered with durable aluminum and precise dimensions, this A/C evaporator core ensures reliable cooling for your vehicle's HVAC system.
- Compatible with Chevrolet Avalanche, Silverado, Suburban, Tahoe, and GMC Sierra, Yukon models
- Constructed from corrosion-resistant aluminum material
- Plate & fin design for effective heat exchange
- Dimensions: approximately 11.125 inches width, 10.5 inches height, and 2.875 inches depth
- Block fitting inlet and outlet for secure connections
- Includes slimline washer O-rings for proper sealing
Product Line Details: Four Seasons Evaporator Core
The Four Seasons Evaporator Core product line focuses on delivering reliable HVAC components that meet or exceed OEM specifications. This line features evaporator cores designed with plate and fin construction to optimize heat transfer and durability. The 54573 part number is part of this line, offering a direct replacement solution for specific Chevrolet and GMC models requiring precise fitment and performance.
Technical Description and Specifications
This A/C evaporator core measures 11.125 inches in width, 10.5 inches in height, and 2.875 inches in depth (73.025 mm core depth). It features a plate and fin design made from aluminum, which provides efficient heat exchange while resisting corrosion. The inlet and outlet fittings use block fitting types, ensuring a secure and leak-free connection within the HVAC system. Included are two slimline washer O-rings (part numbers 24402 and 24404) to maintain proper sealing during installation.
Applications and Common Issues Addressed
- Restores cooling efficiency in Chevrolet Avalanche 1500 and 2500 models
- Replaces faulty evaporator cores in GMC Sierra 1500, 2500, and 3500 series
- Solves issues related to reduced A/C airflow or inconsistent cabin temperature in Chevrolet Silverado 1500 and 2500 HD
- Addresses refrigerant leaks caused by damaged evaporator cores in GMC Yukon and Yukon XL
- Improves overall HVAC system performance in Chevrolet Suburban and Tahoe vehicles
Installation Notes and Tips
- Ensure compatibility with your specific Chevrolet or GMC model before installation
- Handle the evaporator core carefully to avoid damage to the aluminum fins
- Replace O-rings with the included slimline washers to prevent refrigerant leaks
- Follow manufacturer HVAC system service procedures for safe removal and installation
- Check for proper sealing at block fittings to maintain system integrity
Quality Assurance and Warranty
Four Seasons manufactures the Evaporator Core 54573 to meet stringent quality standards, using corrosion-resistant aluminum and precise manufacturing tolerances. While specific warranty details may vary, Four Seasons typically offers coverage against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.
| Brand | Four Seasons |
| Part Number | 54573 |
| Position | Evaporator Core, Front |
| Core Depth Fraction | 2-7/8 |
| Core Depth MM | 73.025 |
| Core Height Fraction | 10-1/2 |
| Core Height MM | 266.700 |
| Core Width Fraction | 11-1/8 |
| Core Width MM | 282.575 |
| Depth | 2.875 |
| Description | Evaporator Cores |
| Height | 10.500 |
| Height | 10.625 |
| Inlet Fitting Type | Block Fitting |
| Material | Aluminum |
| O-Ring A Number/Desc | [24402] / Slimline Washer |
| O-Ring B Number/Desc | [24404] / Slimline Washer |
| Outlet Fitting Type | Block Fitting |
| Type | Plate & Fin |
| Width | 11.000 |
| Width | 11.125 |
This part fits 52 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2002 | Chevrolet | Avalanche 1500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | Chevrolet | Avalanche 2500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | Chevrolet | Silverado 1500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | Chevrolet | Silverado 1500 HD | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | Chevrolet | Silverado 2500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | Chevrolet | Silverado 2500 HD | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | Chevrolet | Silverado 3500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | Chevrolet | Suburban 1500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | Chevrolet | Suburban 2500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | Chevrolet | Tahoe | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | GMC | Sierra 1500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | GMC | Sierra 1500 HD | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | GMC | Sierra 2500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | GMC | Sierra 2500 HD | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | GMC | Sierra 3500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | GMC | Yukon | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | GMC | Yukon XL 1500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2002 | GMC | Yukon XL 2500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | Chevrolet | Silverado 1500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | Chevrolet | Silverado 1500 HD | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | Chevrolet | Silverado 2500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | Chevrolet | Silverado 2500 HD | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | Chevrolet | Silverado 3500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | Chevrolet | Suburban 1500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | Chevrolet | Suburban 2500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | Chevrolet | Tahoe | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | GMC | Sierra 1500 | N/A | New Body Style; Evaporator replacement for this application may require considerable time, specialty tools, and training.; Evaporator Core | ||
| 2001 | GMC | Sierra 1500 HD | N/A | New Body Style; Evaporator replacement for this application may require considerable time, specialty tools, and training.; Evaporator Core | ||
| 2001 | GMC | Sierra 2500 | N/A | New Body Style; Evaporator replacement for this application may require considerable time, specialty tools, and training.; Evaporator Core | ||
| 2001 | GMC | Sierra 2500 HD | N/A | New Body Style; Evaporator replacement for this application may require considerable time, specialty tools, and training.; Evaporator Core | ||
| 2001 | GMC | Sierra 3500 | N/A | New Body Style; Evaporator replacement for this application may require considerable time, specialty tools, and training.; Evaporator Core | ||
| 2001 | GMC | Yukon | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | GMC | Yukon XL 1500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2001 | GMC | Yukon XL 2500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2000 | Chevrolet | C1500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2000 | Chevrolet | Silverado 1500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2000 | Chevrolet | Silverado 2500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2000 | Chevrolet | Suburban 1500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2000 | Chevrolet | Suburban 2500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2000 | Chevrolet | Tahoe | 4.8L | V8 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core |
| 2000 | Chevrolet | Tahoe | 5.3L | V8 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core |
| 2000 | GMC | Sierra 1500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2000 | GMC | Sierra 2500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2000 | GMC | Yukon | 4.8L | V8 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core |
| 2000 | GMC | Yukon | 5.3L | V8 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core |
| 2000 | GMC | Yukon XL 1500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 2000 | GMC | Yukon XL 2500 | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 1999 | Chevrolet | C1500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 1999 | Chevrolet | Silverado 1500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 1999 | Chevrolet | Silverado 2500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 1999 | GMC | Sierra 1500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core | ||
| 1999 | GMC | Sierra 2500 | N/A | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core |
* 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:
0149475405182810545731115457315626902369702730498288001377017047113985247651052494294545736570N66827069487701708901827097031A88001ACD1562690CWK770170EP20067EV6971EV6971PFCEV6971PFXCT54573
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.