Cadillac CT4 Coolant

We found 20 eBay listings for Cadillac CT4 coolant, covering model years 2020 to 2025.

20 listings available |11 sellers

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

Compare coolant 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 20 listings for Cadillac CT4 coolant checked on 2 November 2026, 19 give model years between 2020 and 2025, most often 2020–2025 (11). Part numbers in more than one title: 55508938, 55510114. Titles are the sellers’ descriptions, not confirmed fitment: match the part number, model year, generation and engine before you buy.

20 Results

Coolant

Found 20 listings for "cadillac ct4 coolant"

20876185 AC Delco Coolant Bleeder Valve for Saturn Sky Cadillac CT4-CT6

20876185 AC Delco Coolant Bleeder Valve for Saturn Sky Cadillac CT4-CT6

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New📍 US
Seller: whisper17
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55516370 Engine Coolant Flow Control Valve 2020 23 CADILLAC CT5 CT4 2.0 Engine

55516370 Engine Coolant Flow Control Valve 2020 23 CADILLAC CT5 CT4 2.0 Engine

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New other (see details)📍 US
Seller: autoparts713
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2020-2025 Cadillac CT4 Coolant Reservoir

2020-2025 Cadillac CT4 Coolant Reservoir

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Used📍 US
Seller: parts53534
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2020-2025 Cadillac CT4 Coolant Reservoir

2020-2025 Cadillac CT4 Coolant Reservoir

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Used📍 US
Seller: parts53534
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Engine Coolant Water Pump For 2021-2022 Cadillac CT4 CT5 2.0L Sedan Turbocharged

Engine Coolant Water Pump For 2021-2022 Cadillac CT4 CT5 2.0L Sedan Turbocharged

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New📍 US
Seller: realray
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11537642854 1223207 Engine Coolant Water Pump for 2021-2022 Cadillac CT4 CT5

11537642854 1223207 Engine Coolant Water Pump for 2021-2022 Cadillac CT4 CT5

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New📍 US
Seller: azcarbro
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Fits Cadillac CT4 2.0L 2021-2022 55508938 55510114 Engine Coolant Water Pump

Fits Cadillac CT4 2.0L 2021-2022 55508938 55510114 Engine Coolant Water Pump

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New📍 US
Seller: carbbia
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For Cadillac CT4 CT5 2.0L 2021-2022 Engine Coolant Water Pump 55508938 55510114

For Cadillac CT4 CT5 2.0L 2021-2022 Engine Coolant Water Pump 55508938 55510114

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New📍 US
Seller: carbuzzy
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55508938 Engine Coolant Water Pump For 2021 2022 Cadillac CT4 CT5 2.0L 55510114

55508938 Engine Coolant Water Pump For 2021 2022 Cadillac CT4 CT5 2.0L 55510114

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New📍 US
Seller: azpartspro
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2020-25 CADILLAC CT4 2.0L RADIATOR COOLANT OVERFLOW EXPANSION RESERVOIR TANK OEM

2020-25 CADILLAC CT4 2.0L RADIATOR COOLANT OVERFLOW EXPANSION RESERVOIR TANK OEM

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Used📍 US
Seller: advantage-parts
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2020-25 CADILLAC CT4 ENGINE COOLANT THERMOSTAT HOUSING WATER INLET PIPE HOSE OEM

2020-25 CADILLAC CT4 ENGINE COOLANT THERMOSTAT HOUSING WATER INLET PIPE HOSE OEM

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Used📍 US
Seller: advantage-parts
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2020-2025 CADILLAC CT4 2.0L ENGINE COOLANT COOLING HEATER LINE HOSE PIPE OEM

2020-2025 CADILLAC CT4 2.0L ENGINE COOLANT COOLING HEATER LINE HOSE PIPE OEM

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Used📍 US
Seller: advantage-parts
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New Engine Coolant Water Pump for 2021 2022 Cadillac CT4 Cadillac CT5 2.0L Sedan

New Engine Coolant Water Pump for 2021 2022 Cadillac CT4 Cadillac CT5 2.0L Sedan

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New📍 US
Seller: azpartspro
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2020-2025 Cadillac CT4 Coolant Reservoir

2020-2025 Cadillac CT4 Coolant Reservoir

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Used📍 US
Seller: parts53534
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2020-2025 Cadillac CT4 Coolant Reservoir

2020-2025 Cadillac CT4 Coolant Reservoir

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Used📍 US
Seller: parts53534
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2020-2025 Cadillac CT4 Coolant Reservoir

2020-2025 Cadillac CT4 Coolant Reservoir

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Used📍 US
Seller: parts53534
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2020 - 2025 CADILLAC CT4 2.7L ENGINE OIL COOLER COOLANT OUTLET HOSE OEM 12703150

2020 - 2025 CADILLAC CT4 2.7L ENGINE OIL COOLER COOLANT OUTLET HOSE OEM 12703150

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Used📍 US
Seller: aplusauto.parts
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Engine Coolant Water Pump for 2021-2022 Cadillac CT4 4 Cyl 2.0L A0508A0002

Engine Coolant Water Pump for 2021-2022 Cadillac CT4 4 Cyl 2.0L A0508A0002

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New📍 US
Seller: topgearsltd
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2020-2025 Cadillac CT4 Coolant Reservoir

2020-2025 Cadillac CT4 Coolant Reservoir

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Used📍 US
Seller: parts53534
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2020-2025 Cadillac CT4 Coolant Reservoir

2020-2025 Cadillac CT4 Coolant Reservoir

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Used📍 US
Seller: parts53534
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Questions about these listings

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

19 listing titles give model years from 2020 to 2025; 2020–2025 appears most often (11 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 coolant?

55508938 and 55510114 appear 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 coolant?

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 coolant 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.