Cadillac CT4 Heater Cores

We found 13 eBay listings for Cadillac CT4 heater cores, covering model years 2020 to 2025.

13 listings available |10 sellers

Last checked: . Confirm current price and fitment with the seller.

Compare heater cores options for the Cadillac CT4 by part number, specification and seller fitment details. Matching listing titles mention 2020–2025; this is seller-described coverage, not confirmed fitment. Check the exact generation, engine and required specification before choosing a listing.

What the listings say: Of the 13 listings for Cadillac CT4 heater cores checked on 7 November 2026, 13 give model years between 2020 and 2025, most often 2020 (5). Part numbers in more than one title: 85135961. Titles are the sellers’ descriptions, not confirmed fitment: match the part number, model year, generation and engine before you buy.

13 Results

Heater Cores

Found 13 listings for "cadillac ct4 heater cores"

2020-2021 CADILLAC CT4 2.0L AC HVAC HEATER EVAPORATOR BLOWER MOTOR BOX CASE OEM

2020-2021 CADILLAC CT4 2.0L AC HVAC HEATER EVAPORATOR BLOWER MOTOR BOX CASE OEM

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UsedπŸ“ US
Seller: advantage-parts
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2020-2023 CADILLAC CT4 2.0L AC HVAC HEATER EVAPORATER CORE BOX CASE OEM

2020-2023 CADILLAC CT4 2.0L AC HVAC HEATER EVAPORATER CORE BOX CASE OEM

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UsedπŸ“ US
Seller: recyclesavestheplanet
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2020-2021 CADILLAC CT4 2.0L HVAC AC CLIMATE HEATER BLOWER HOUSING BOX OEM

2020-2021 CADILLAC CT4 2.0L HVAC AC CLIMATE HEATER BLOWER HOUSING BOX OEM

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UsedπŸ“ US
Seller: advantage-parts
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Aluminum Heater Core for Cadillac CT4 CT5 2020-2024 2.0L 2.7L 3.0L 3.6L 6.2L GAS

Aluminum Heater Core for Cadillac CT4 CT5 2020-2024 2.0L 2.7L 3.0L 3.6L 6.2L GAS

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NewπŸ“ US
Seller: partswholesale2u
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HVAC Heater Core 2022 Cadillac CT4 85135961 2020 2021 2023 2024

HVAC Heater Core 2022 Cadillac CT4 85135961 2020 2021 2023 2024

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UsedπŸ“ US
Seller: autoprimeflorida
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HVAC Heater Core 2021 Cadillac CT4 85135961 2020 2022 2023 2024 2025 2026

HVAC Heater Core 2021 Cadillac CT4 85135961 2020 2022 2023 2024 2025 2026

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UsedπŸ“ US
Seller: autoprimeflorida
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Aluminum Heater Core for Cadillac CT5 CT4 2020-2024 2.0L 2.7L 3.0L 3.6L 6.2L GAS

Aluminum Heater Core for Cadillac CT5 CT4 2020-2024 2.0L 2.7L 3.0L 3.6L 6.2L GAS

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NewπŸ“ US
Seller: autoparts_premium
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A-Premium Aluminum Heater Core for Cadillac CT5 CT4 2020 2021 2022 2023 2024 GAS

A-Premium Aluminum Heater Core for Cadillac CT5 CT4 2020 2021 2022 2023 2024 GAS

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NewπŸ“ US
Seller: a-premium-us
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HVAC Heater Core Compatible with Cadillac - for CT4/CT5 2020 2021 2022 2023

HVAC Heater Core Compatible with Cadillac - for CT4/CT5 2020 2021 2022 2023

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NewπŸ“ US
Seller: davi-8401
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2020-2021 CADILLAC CT4 FRONT A/C EVAPORATOR HVAC HEATER BOX HOUSING COMPLETE OEM

2020-2021 CADILLAC CT4 FRONT A/C EVAPORATOR HVAC HEATER BOX HOUSING COMPLETE OEM

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UsedπŸ“ US
Seller: advantage-parts
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Aluminum Heater Core for Cadillac CT5 CT4 2020-2024 2.0L 2.7L 6.2L 3.0L 3.6L GAS

Aluminum Heater Core for Cadillac CT5 CT4 2020-2024 2.0L 2.7L 6.2L 3.0L 3.6L GAS

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NewπŸ“ US
Seller: total_autopart
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Heater Core For 20-25 Cadillac CT4 CT5 V Premium Luxury Blackwing Sport YW56R8

Heater Core For 20-25 Cadillac CT4 CT5 V Premium Luxury Blackwing Sport YW56R8

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NewπŸ“ US
Seller: valuepartssales
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Heater Core 98FBJZT51 for Cadillac CT4 CT5 2020 2021 2022 2023 2024 2025

Heater Core 98FBJZT51 for Cadillac CT4 CT5 2020 2021 2022 2023 2024 2025

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NewπŸ“ US
Seller: discountautopartswarehouse
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Questions about these listings

Which model years are named in the listings for Cadillac CT4 heater cores?

13 listing titles give model years from 2020 to 2025; 2020 appears most often (5 listings). Check your car’s year against the fitment details in each listing.

Which part numbers appear in more than one listing for Cadillac CT4 heater cores?

85135961 appears in more than one title. Compare the number on your old part with the listing before you buy.

How do I check fitment before buying Cadillac CT4 heater cores?

Match the part number on your old part with the listing, then confirm the model year, generation and engine in the seller’s fitment details. Titles are the sellers’ descriptions, not confirmed fitment.

Check compatibility before buying

These listings were found using Cadillac CT4 heater cores search terms. A search match does not establish fitment. Compare the part number, vehicle year, generation and engine with the seller's compatibility details. Confirm delivery, returns and the final price on eBay before ordering.