OEM Buick Coolant Reservoir Cap

Coolant Overflow Reservoir Cap

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25 Coolant Reservoir Caps found

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Buick Radiator Cap Part Number: 13502509
$11.77 MSRP: $22.11
You Save: $10.34 (47%)
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Product Specifications
- Other Name: Cap, Radiator Tank; Reservoir Cap; Filler Cap; Cap; Cap, Engine Coolant Recovery
- Replaces: 92205634
Fits the following Buick Models:
- Enclave | 2011-2015 | Base, Convenience, CX, CXL, Leather, Premium | 6 Cyl 3.6 L GAS
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Buick Radiator Cap, Green Line Part Number: 15075118
$13.60 MSRP: $25.54
You Save: $11.94 (47%)
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Product Specifications
- Other Name: Cap, Engine Coolant Recovery; Reservoir Cap; Recovery Tank Cap; Cap; Cap, Radiator Tank
- Replaces: 15066786, 22671020, 22652695
Fits the following Buick Models:
- Enclave | 2016-2017 | Convenience, Leather, Premium | 6 Cyl 3.6 L GAS
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Buick Radiator Cap Part Number: 25713160
$14.64 MSRP: $27.51
You Save: $12.87 (47%)
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Product Specifications
- Other Name: Cap, Engine Coolant Recovery; Reservoir Cap; Filler Cap; Reservoir Tank Cap; Recovery Tank Cap; Cap
- Replaces: 10296465, 10285918, 21030711
Fits the following Buick Models:
- Commercial Chassis | 1994-1996 | Base | 8 Cyl 5.7 L GAS
- Roadmaster | 1994-1996 | Base, Collector's Edition, Estate Wagon, Estate Wagon Collector's Edition, Limited, Limited Collector's Edition | 8 Cyl 5.7 L GAS
- Skylark | 1992-1998 | Custom, Gran Sport, Limited, Olympic Gold Edition | 4 Cyl 2.3 L GAS, 4 Cyl 2.4 L GAS, 6 Cyl 3.1 L GAS, 6 Cyl 3.3 L GAS
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Buick Radiator Cap Part Number: 25730221
$13.24 MSRP: $24.86
You Save: $11.62 (47%)
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Product Specifications
- Other Name: Cap Assembly-Radiator Surge Tank; Reservoir Cap; Tank Cap; Recovery Tank Cap; Cap; Cap, Engine Coolant Recovery; Cap, Radiator Tank
- Replaces: 25713159, 25723953, 25697430
Fits the following Buick Models:
- Skylark | 1989-1991 | Base, Custom, Gran Sport, Limited, Luxury Edition | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 3.3 L GAS
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Buick Reservoir Cap Part Number: 15060681
$8.40 MSRP: $15.78
You Save: $7.38 (47%)
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Product Specifications
- Other Name: Cap, Engine Coolant Recovery; Radiator Cap; Cap
- Replaced by: 85604317
Fits the following Buick Models:
- LeSabre | 2000-2005 | Custom, Limited | 6 Cyl 3.8 L GAS
- Rainier | 2004-2007 | CXL, CXL Plus | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
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Buick Radiator Cap Part Number: 15989074
$12.23 MSRP: $22.82
You Save: $10.59 (47%)
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Product Specifications
- Other Name: Cap, Engine Coolant Recovery; Reservoir Cap; Tank Cap; Recovery Tank Cap; Cap
- Replaces: 15695491, 14094966
Fits the following Buick Models:
- Regal | 1988-1991 | Custom, Gran Sport, Limited | 6 Cyl 2.8 L GAS, 6 Cyl 3.1 L GAS
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Buick Radiator Cap Part Number: 15293434
$12.77 MSRP: $23.11
You Save: $10.34 (45%)
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Product Specifications
- Other Name: Cap, Radiator Tank; Filler Cap
Fits the following Buick Models:
- LaCrosse | 2008-2009 | CX, CXL, CXS, Super | 6 Cyl 3.6 L GAS, 6 Cyl 3.8 L GAS, 8 Cyl 5.3 L GAS
- Terraza | 2006-2007 | CX, CXL | 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
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Buick Reservoir Cap Part Number: 10305080
$12.32 MSRP: $23.13
You Save: $10.81 (47%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cap Assembly-Radiator Surge Tank; Radiator Cap; Cap; Cap, Engine Coolant Recovery
Fits the following Buick Models:
- Lucerne | 2006-2011 | CXL, CXS, Super | 8 Cyl 4.6 L GAS
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Buick Reservoir Cap Part Number: 26095243
$9.32 MSRP: $15.26
You Save: $5.94 (39%)
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Product Specifications
- Other Name: Cap, Steering Pump; Cap; Cap, Power Brake Booster
- Replaces: 07813194, 07834183, 26042498, 7834183, 7813194, 26009893, 26010563
Fits the following Buick Models:
- Century | 1984-1994 | Custom, Estate Wagon, Limited, Special, T-Type | 4 Cyl 2.2 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 2.8 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.1 L GAS, 6 Cyl 3.3 L GAS, 6 Cyl 3.8 L GAS, 6 Cyl 4.3 L DIESEL
- Commercial Chassis | 1991-1993 | Base | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
- Roadmaster | 1991-1993 | Base, Estate Wagon, Limited | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
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Buick Reservoir Cap Part Number: 13502353
$9.15 MSRP: $19.64
You Save: $10.49 (54%)
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Product Specifications
- Other Name: Cap Assembly-Radiator Surge Tank; Radiator Cap; Cap; Cap, Engine Coolant Recovery; Cap, Radiator Tank
- Replaced by: 13545896
Fits the following Buick Models:
- Cascada | 2016-2019 | Base, Premium, Sport Touring | 4 Cyl 1.6 L GAS
- Enclave | 2018-2024 | Avenir, Base, Essence, Preferred, Premium | 6 Cyl 3.6 L GAS
- Encore | 2013-2022 | Base, Convenience, Essence, Leather, Preferred, Preferred II, Premium, Sport Touring | 4 Cyl 1.4 L GAS
- Encore GX | 2020-2023 | Essence, Preferred, Select | 3 Cyl 1.2 L GAS, 3 Cyl 1.3 L GAS
- Envision | 2016-2023 | Avenir, Base, Essence, Preferred, Premium, Premium II | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS
- LaCrosse | 2010-2019 | Avenir, Base, Convenience, CX, CXL, CXS, Essence, Leather, Preferred, Premium, Sport Touring, Touring | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
- Regal | 2011-2017 | Base, CXL, GS, Premium, Sport Touring | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
- Regal Sportback | 2018-2020 | Avenir, Base, Essence, GS, Preferred, Preferred II | 4 Cyl 2.0 L GAS, 6 Cyl 3.6 L GAS
- Regal TourX | 2018-2020 | Base, Essence, Preferred | 4 Cyl 2.0 L GAS
- Verano | 2012-2017 | Base, Convenience, Leather, Premium, Sport Touring, Turbo | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS
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Buick Reservoir Cap Part Number: 13544913
$4.53 MSRP: $8.50
You Save: $3.97 (47%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cap Assembly-Radiator Surge Tank; Cap; Cap, Engine Coolant Recovery
Fits the following Buick Models:
- Encore GX | 2023-2024 | Avenir, Essence, Preferred, Select, Sport Touring | 3 Cyl 1.2 L GAS, 3 Cyl 1.3 L GAS
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Buick Reservoir Cap Part Number: 25631814
Product Specifications
- Other Name: Cap, Engine Coolant Recovery; Radiator Cap; Recovery Tank Cap; Cap
- Replaces: 25553770
Fits the following Buick Models:
- LeSabre | 1991-1999 | Base, Custom, Limited | 6 Cyl 3.8 L GAS
- Park Avenue | 1991-2001 | Base, Ultra | 6 Cyl 3.8 L GAS
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Buick Radiator Cap Part Number: 10322539
$7.80 MSRP: $13.92
You Save: $6.12 (44%)
Product Specifications
- Other Name: Cap, Engine Coolant Recovery; Reservoir Cap; Cap
- Replaces: 10291660
Fits the following Buick Models:
- Century | 1999-2005 | Custom, Limited, Special Edition | 6 Cyl 3.1 L GAS
- Enclave | 2008-2017 | Base, Convenience, CX, CXL, Leather, Premium | 6 Cyl 3.6 L GAS
- LaCrosse | 2005-2009 | CX, CXL, CXS, Super | 6 Cyl 3.6 L GAS, 6 Cyl 3.8 L GAS, 8 Cyl 5.3 L GAS
- Lucerne | 2006-2011 | CX, CXL, CXL Special Edition | 6 Cyl 3.8 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
- Regal | 1999-2004 | GS, GSE, LS, LSE | 6 Cyl 3.8 L GAS
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Buick Radiator Cap Part Number: 6410962
Product Specifications
- Other Name: Radiator C; Filler Cap; Cap; Cap, Engine Coolant Recovery; Cap, Radiator Tank
Fits the following Buick Models:
- Century | 1984-1986 | Custom, Estate, Estate Wagon, Limited, Olympia Limited, T-Type | 4 Cyl 2.5 L GAS, 6 Cyl 2.8 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS, 6 Cyl 4.3 L DIESEL
- Electra | 1985 | Limited, Park Avenue | 6 Cyl 4.3 L DIESEL
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Buick Radiator Cap Part Number: 10049770
Product Specifications
- Other Name: Cap Assembly
Fits the following Buick Models:
- Regal | 1988-1991 | Custom, Gran Sport, Limited | 6 Cyl 2.8 L GAS, 6 Cyl 3.1 L GAS, 6 Cyl 3.8 L GAS
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Buick Reservoir Cap Part Number: 10260712
Product Specifications
- Other Name: Cap, Engine Coolant Recovery; Radiator Cap; Cap
- Replaces: 10176079
Fits the following Buick Models:
- Regal | 1991-1996 | Custom, Gran Sport, Limited, Olympic Gold Edition | 6 Cyl 3.1 L GAS, 6 Cyl 3.8 L GAS
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Buick Reservoir Cap Part Number: 22128387
Product Specifications
- Other Name: Cap, Engine Coolant Recovery; Radiator Cap; Filler Cap
Fits the following Buick Models:
- Century | 1994-1996 | Custom, Limited, Special | 4 Cyl 2.2 L GAS, 6 Cyl 3.1 L GAS
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Buick Reservoir Cap Part Number: 52362026
Product Specifications
- Other Name: Cap, Engine Coolant Recovery; Radiator Cap; Cap
Fits the following Buick Models:
- Regal | 1990-1993 | Custom, Gran Sport, Limited | 6 Cyl 3.8 L GAS
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Buick Reservoir Cap Part Number: 10314213
Product Specifications
- Other Name: Cap, Engine Coolant Recovery
Fits the following Buick Models:
- Rendezvous | 2002-2007 | CX, CX Plus, CXL, CXL Plus, Ultra | 6 Cyl 3.4 L GAS, 6 Cyl 3.5 L GAS, 6 Cyl 3.6 L GAS
- Terraza | 2005-2007 | CX, CXL | 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
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Buick Reservoir Cap Part Number: 10285899
Product Specifications
- Other Name: Cap, Engine Coolant Recovery; Radiator Cap; Cap
Fits the following Buick Models:
- Century | 1997-1998 | Custom, Limited | 6 Cyl 3.1 L GAS
- Regal | 1997-1998 | 25th Anniversary Edition, GS, LS | 6 Cyl 3.8 L GAS

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Buick Coolant Reservoir Cap

Choose OEM Coolant Reservoir Cap, you're making the optimal decision for superior quality and perfect performance. You can feel confident because each component goes through stringent quality checks. Every part is carefully built to comply with Buick's factory specifications. You'll enjoy a smooth, worry-free installation that fits just right. At ChevyPartsGiant.com, you'll find it easy to get top-quality OEM Buick Coolant Reservoir Cap. You can shop at highly competitive prices and protect your budget. All our genuine Buick parts include a dependable manufacturer's warranty. You'll also appreciate our straightforward return policy and swift delivery services for extra convenience.

Buick Coolant Reservoir Cap maintains the correct coolant flow within the engine at the proper temperature by covering the expansion tank, and maintaining the exact pressure needed to prevent leakages and overheating when being driven around. Buick has years of heritage blended with advancement, and the history of company traces back to 1903 when it contributed to the history of the automotive industry. The current models emphasize on low-noise tuning, easy-riding, and technology that is user friendly to the driver making every trip a relaxing venture. The brand has even introduced the daring Wildcat EV concept in 2022, which promises a sleek electric future, but still retains the gorgeous lines loved by motorists. This level of comfort, innovativeness and progressive thinking makes the owners assured that no part of the vehicle, including the cabin to the cooling system, is below the standards. The Coolant Reservoir Cap itself has a pressure rated spring and weatherproof seal that can survive heat cycles, so that its performance remains the same. The process of installing a new cap has few steps that are simple. The first step is to wait till the engine has cooled down and to put a thick rag on top of the old cap, and to twist it off gradually to take off all of the unused manufacturer. Wipe the filler neck, fit a new part and ensure that it fits, ensure that the rubber gasket is flat, line up the tabs, press hard and turn until it clips. Add the coolant to the designated level, turn on the engine, and observe the leakages or warning indicators, which is an indicator of a successful job.