2021 Buick Enclave Cooling System Parts

This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator. Read more

17 Coolant / Antifreeze parts are listed for the 2021 Buick Enclave, from PRESTONE, PEAK, VALVOLINE and 3 other brands. FVP MV5050GAL carries the "Popular" badge.

The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.

In the Economy grade, FVP, PEAK, PRESTONE and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is FVP MV5050GAL.

The Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 is listed in this group.

The Premium section lists 4 options from PRESTONE and PEAK — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.

The Standard Replacement section lists 7 options from VALVOLINE, PRESTONE, ACDELCO and 2 other brands — built to original-equipment specification. ACDELCO 105027 is listed in this group.

This table covers the Coolant Air Bleed Hose pipes. Read more

One part is listed for the 2021 Buick Enclave — GM GENUINE 12717154.

This table covers the hard pipes and extra hoses in the coolant circuit. Read more

GM GENUINE supplies the 3 Coolant Hose / Pipe parts for the 2021 Buick Enclave.

This group includes GM GENUINE 84819079, GM GENUINE 84819082 and GM GENUINE 84819078.

This table covers the seals at the Coolant Hose / Pipe. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

This group shows a single part: ELRING 943630.

This table covers the seals at the Coolant Hose Connector / Flange. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

This group shows a single part: ELRING 943020.

This table covers the Coolant Hose retainers and clips. Read more

One part is listed for the 2021 Buick Enclave — GM GENUINE 11547445.

This table covers the overflow / expansion tanks that hold extra coolant. Read more

4 Coolant Reservoir parts for the 2021 Buick Enclave come from 3 brands — TECHPRO, GM GENUINE and GPD.

Listed part numbers: GM GENUINE 84403735, GPD 2411288 and TECHPRO GM3014197, plus the other parts above.

This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

4 Coolant Reservoir Cap parts for the 2021 Buick Enclave come from 4 brands — CALORSTAT, DORMAN, MOTORAD and 1 other brand.

This group includes CALORSTAT RC0144, DORMAN 54218 and MOTORAD T62 and the remaining parts above.

This table covers the Coolant Reservoir clamps. Read more

One part is listed for the 2021 Buick Enclave — GM GENUINE 90572587.

This table covers the adapters used to pressure-test this cooling system. Read more

MOTORAD supplies both parts for the 2021 Buick Enclave.

This group includes MOTORAD 3128 and MOTORAD 3127.

This table covers the Hose clamps. Read more

GM GENUINE supplies the 5 Hose Clamp parts for the 2021 Buick Enclave. GM GENUINE 90572594 carries the "Popular" badge.

Part numbers include GM GENUINE 90572594, GM GENUINE 11547681 and GM GENUINE 90572587, among others listed above.

This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap. Read more

7 Radiator parts are listed for the 2021 Buick Enclave, from GM GENUINE, SPECTRA PREMIUM, TYC and 3 other brands. SPECTRA PREMIUM CU13758 carries the "Popular" badge.

Listed part numbers: SPECTRA PREMIUM CU13758, TYC 13688 and AGILITY 8013688, plus the other parts above.

This table covers the caps that hold system pressure at the radiator or reservoir neck. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

3 Radiator Cap parts are listed for the 2021 Buick Enclave, from ACDELCO, GATES and PROFESSIONAL PARTS SWEDEN.

This group includes ACDELCO RC124, GATES 31569 and PROFESSIONAL PARTS SWEDEN 21342353.

This table covers the petcocks used to drain the radiator. Read more

This group shows a single part: GM GENUINE 23444086.

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator. Read more

7 Radiator Fan Assembly parts for the 2021 Buick Enclave come from 5 brands — GM GENUINE, UAC, GPD and 2 other brands. The "Popular" part is GM GENUINE 86579041.

The Economy section: 1 option from GPD. GPD 2812061 is listed in this group.

Standard Replacement: 6 parts, from GM GENUINE, UAC, AGILITY and 1 other brand. A representative part number is GM GENUINE 86579041.

Listed part numbers: GM GENUINE 86579041, GPD 2812061 and AGILITY 6010472, plus the other parts above.

This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle. Read more

5 Radiator Hose parts for the 2021 Buick Enclave come from 3 brands — ACDELCO, GATES and CONTINENTAL. The "Popular" part is CONTINENTAL 66271.

This group includes CONTINENTAL 66271, ACDELCO 84819090 and ACDELCO 84819088 and the remaining parts above.