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Four Seasons 54538 A/C Evaporator Core - Front
Overview of Four Seasons Evaporator Core 54538
The Four Seasons Evaporator Core 54538 is designed specifically for Chevrolet G10, G20, and G30 models. This A/C evaporator core ensures efficient cooling performance by utilizing durable aluminum construction and precise dimensions tailored for these vehicles.
- Compatible with Chevrolet G10, G20, and G30 models
- Part number 54538 for accurate identification
- Constructed from corrosion-resistant aluminum
- Plate & fin type core for effective heat exchange
- Male insert o-ring inlet and outlet fittings
- Core dimensions: Width 10.5" to 13.625", Height 8.5" to 8.875", Depth approximately 3.6"
- Includes green o-rings and orifice tube for proper sealing
Four Seasons Evaporator Core Product Line Details
The Evaporator Core line by Four Seasons focuses on delivering reliable HVAC components that meet OEM specifications. This product line emphasizes quality materials such as aluminum and precise manufacturing to ensure proper fit and function in vehicle air conditioning systems. The 54538 evaporator core is part of this line, providing a direct replacement solution for Chevrolet vans requiring a plate & fin style core.
Detailed Product Description and Specifications
The Four Seasons 54538 evaporator core features a plate & fin design constructed from aluminum, which offers durability and efficient heat transfer. The core measures approximately 10.5 to 13.625 inches in width, 8.5 to 8.875 inches in height, and 3.563 to 3.625 inches in depth, accommodating the specific HVAC system requirements of Chevrolet G10, G20, and G30 vans. Both the inlet and outlet fittings use male insert o-rings with a No. 12 outside diameter, ensuring a secure and leak-free connection. Included with the core are green o-rings ([24608] and [24612]) and an orifice tube ([38623]) to maintain system integrity and performance.
Common Applications and Issues Addressed
- Replacement of faulty or leaking evaporator cores in Chevrolet G10, G20, and G30 vans
- Restoring proper air conditioning cooling efficiency
- Resolving refrigerant leaks caused by damaged core or fittings
- Eliminating unpleasant odors from mold or debris buildup inside the evaporator
- Improving overall HVAC system reliability and performance
Installation Notes and Tips
When installing the Four Seasons Evaporator Core 54538, ensure the HVAC system is properly evacuated and flushed to remove contaminants. Verify that the male insert o-ring fittings are correctly seated and use the included green o-rings to prevent leaks. Handle the aluminum core carefully to avoid damage to the fins or tubes. It is recommended to replace the orifice tube and all sealing o-rings during installation to maintain system integrity.
Quality Assurance and Warranty
Four Seasons manufactures the 54538 evaporator core to meet or exceed OEM standards, using corrosion-resistant aluminum and precise construction methods. This part is backed by Four Seasons' quality assurance processes. Please refer to Four Seasons' official warranty documentation for specific coverage details.
| Brand | Four Seasons |
| Part Number | 54538 |
| Position | Evaporator Core, Front |
| Core Depth Fraction | 3-5/8 |
| Core Depth MM | 92.075 |
| Core Height Fraction | 8-1/2 |
| Core Height MM | 215.900 |
| Core Width Fraction | 10-1/2 |
| Core Width MM | 266.700 |
| Depth | 3.563 |
| Depth | 3.625 |
| Description | Evaporator Cores |
| Height | 8.500 |
| Height | 8.875 |
| Inlet Fitting Type | Male Insert O-Ring |
| Material | Aluminum |
| O-Ring A Number/Desc | [24608] / Green O-Ring |
| O-Ring B Number/Desc | [24612] / Green O-Ring |
| O-Ring C Number/Desc | [38623] / Orifice Tube |
| Outlet Fitting Outside Diameter | No. 12 |
| Outlet Fitting Type | Male Insert O-Ring |
| Type | Plate & Fin |
| Width | 10.500 |
| Width | 13.625 |
This part fits 48 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1992 | Chevrolet | G10 | Front | Evaporator Core |
| 1992 | Chevrolet | G20 | Front | Evaporator Core |
| 1992 | Chevrolet | G30 | Front | Evaporator Core |
| 1992 | GMC | G1500 | Front | Evaporator Core |
| 1992 | GMC | G2500 | Front | Evaporator Core |
| 1992 | GMC | G3500 | Front | Evaporator Core |
| 1991 | Chevrolet | G10 | Front | Evaporator Core |
| 1991 | Chevrolet | G20 | Front | Evaporator Core |
| 1991 | Chevrolet | G30 | Front | Evaporator Core |
| 1991 | GMC | G1500 | Front | Evaporator Core |
| 1991 | GMC | G2500 | Front | Evaporator Core |
| 1991 | GMC | G3500 | Front | Evaporator Core |
| 1990 | Chevrolet | G10 | Front | Evaporator Core |
| 1990 | Chevrolet | G20 | Front | Evaporator Core |
| 1990 | Chevrolet | G30 | Front | Evaporator Core |
| 1990 | GMC | G1500 | Front | Evaporator Core |
| 1990 | GMC | G2500 | Front | Evaporator Core |
| 1990 | GMC | G3500 | Front | Evaporator Core |
| 1989 | Chevrolet | G10 | Front | Evaporator Core |
| 1989 | Chevrolet | G20 | Front | Evaporator Core |
| 1989 | Chevrolet | G30 | Front | Evaporator Core |
| 1989 | GMC | G1500 | Front | Evaporator Core |
| 1989 | GMC | G2500 | Front | Evaporator Core |
| 1989 | GMC | G3500 | Front | Evaporator Core |
| 1988 | Chevrolet | G10 | Front | Evaporator Core |
| 1988 | Chevrolet | G20 | Front | Evaporator Core |
| 1988 | Chevrolet | G30 | Front | Evaporator Core |
| 1988 | GMC | G1500 | Front | Evaporator Core |
| 1988 | GMC | G2500 | Front | Evaporator Core |
| 1988 | GMC | G3500 | Front | Evaporator Core |
| 1987 | Chevrolet | G10 | Front | Evaporator Core |
| 1987 | Chevrolet | G20 | Front | Evaporator Core |
| 1987 | Chevrolet | G30 | Front | Evaporator Core |
| 1987 | GMC | G1500 | Front | Evaporator Core |
| 1987 | GMC | G2500 | Front | Evaporator Core |
| 1987 | GMC | G3500 | Front | Evaporator Core |
| 1986 | Chevrolet | G10 | Front | Evaporator Core |
| 1986 | Chevrolet | G20 | Front | Evaporator Core |
| 1986 | Chevrolet | G30 | Front | Evaporator Core |
| 1986 | GMC | G1500 | Front | Evaporator Core |
| 1986 | GMC | G2500 | Front | Evaporator Core |
| 1986 | GMC | G3500 | Front | Evaporator Core |
| 1985 | Chevrolet | G10 | Front | Evaporator Core |
| 1985 | Chevrolet | G20 | Front | Evaporator Core |
| 1985 | Chevrolet | G30 | Front | Evaporator Core |
| 1985 | GMC | G1500 | Front | Evaporator Core |
| 1985 | GMC | G2500 | Front | Evaporator Core |
| 1985 | GMC | G3500 | Front | 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.