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Global Parts 8231663 HVAC Heater Core - Rear
| Brand | Global Parts 8231663 |
|---|---|
| Position | Rear |
| Fits | Toyota · 18 vehicles |
Specific fit. Made for a precise application, not a universal one.
Aluminum construction. Lightweight material helps transfer heat efficiently.
Heater core. Transfers heat from the cooling system into the cabin.
Cross-references Spectra Premium 98175, UAC HT2021C and 200352 for the same application. See all 5.
Rear Heater Core for Toyota Sequoia
Global Parts 8231663 is a specific-fit HVAC heater core for the rear heating circuit on 2009-2022 Toyota Sequoia models. Built from aluminum, it is designed to transfer heat from the engine cooling system into the cabin for rear passenger comfort.
Key Features
- Specific-fit replacement for the rear HVAC system
- Aluminum construction for efficient heat transfer
- Direct application for 2009-2022 Toyota Sequoia, rear
- Part number 8231663 for easy identification
- Cross-references Spectra Premium 98175 and UAC HT2021C for the same application
Product Details
This heater core is used in the rear HVAC system of the Toyota Sequoia to move heat from engine coolant into the vehicle interior. Global Parts 8231663 is built as a specific-fit component, which helps simplify replacement on the correct rear application. The aluminum core supports thermal transfer in a compact HVAC assembly, making it a practical choice for service work on 2009-2022 Toyota Sequoia rear heater core applications.
Common Issues It May Address
- Weak or inconsistent rear cabin heat
- Coolant odor inside the vehicle from a leaking heater core
- Fogging or film on interior glass caused by HVAC coolant leakage
- Restricted heat output in the rear passenger area
- Replacement of a corroded or damaged rear heater core
Installation Notes and Tips
Verify rear-position fitment before installation and confirm the vehicle year matches the application listing. Inspect coolant hoses, seals, and HVAC connections during service, and flush the cooling system if contamination or debris is present. Because this is a specific-fit part, compare the original unit and connection layout before final assembly.
Quality Assurance
Global Parts 8231663 is an aluminum HVAC heater core built for the listed Toyota Sequoia rear applications. It is identified for direct replacement use on 2009-2022 Toyota Sequoia models and cross-references Spectra Premium 98175 and UAC HT2021C for the same application.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2022 | Toyota | Sequoia | — | — | Rear | — |
| 2021 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2020 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2019 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2018 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2017 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2016 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2015 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2014 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2013 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2012 | Toyota | Sequoia | 4.6L | V8 | Rear | — |
| 2012 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2011 | Toyota | Sequoia | 4.6L | V8 | Rear | — |
| 2011 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2010 | Toyota | Sequoia | 4.6L | V8 | Rear | — |
| 2010 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2009 | Toyota | Sequoia | 5.7L | V8 | Rear | — |
| 2009 | Toyota | Sequoia | 4.7L | V8 | Rear | — |
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