ACDelco 15-63685 GM OE A/C Evaporator Core Upper Case

The ACDelco 15-63685 is a GM Original Equipment upper A/C evaporator core case, designed as a direct factory replacement for the HVAC system on compatible GM vehicles. As a true OE component, it is validated by General Motors to deliver the same fit, form, and function as the part originally installed at the factory.

The evaporator case serves as the structural housing that encloses and supports the A/C evaporator core within the HVAC assembly. Replacing a cracked, broken, or deteriorated upper case is essential to maintaining a properly sealed HVAC unit and ensuring the air conditioning system operates efficiently.

Key Features:

• GM Original Equipment part — validated by General Motors for GM vehicles
• Designed and engineered to meet GM OE specifications for fit, form, and function
• Upper half of the A/C evaporator core housing assembly
• Provides proper enclosure and support for the evaporator core within the HVAC unit
• Manufactured to GM quality, reliability, and durability standards
• Direct OE replacement — no modifications required for installation

The ACDelco 15-63685 upper evaporator case pairs with the lower case (ACDelco 15-63684) to form a complete evaporator housing assembly. This part is the trusted choice for technicians and DIYers seeking a factory-grade repair for GM HVAC systems.