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Dorman - HELP! - Carded 82597 Engine Coolant Reservoir Cap

Name: Dorman - HELP! - Carded 82597 Engine Coolant Reservoir Cap
Brand: Dorman HELP
SKU: 112094446
Price: 6.97 USD
Availability: InStock
Rating: 5 (11 reviews)

|11 ratings

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Key item features

Direct replacement - this engine coolant reservoir cap directly replaces a cracked or lost original cap. Application specific - made to match dimensions of reservoir cap on only certain vehicle years, makes and models. Seamless fit - reverse-engineered from the original equipment to fit perfectly. Excellent value - a quick, easy replacement that's less expensive than going back to the dealership.

Specs

Manufacturer part number
82597
Compatible cars
•
Vehicle make
Buick
Vehicle model
Avalanche 1500
Automotive radiator repair part & hardware type
Coolant Cap
Vehicle type
Car

Current price is $6.97

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About this item

Product details

Dorman - HELP Engine Coolant Reservoir Cap: Cracked or lost the original engine coolant reservoir cap? Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

info:

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.

Specifications

Manufacturer part number

82597

Compatible cars

•

Vehicle make

Buick

Vehicle model

Avalanche 1500

Warranty

Warranty information

Limited Lifetime

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Warranty url

https://www.dormanproducts.com/pages/products/warranty/index.aspx?origin=topnav#warranty

Warnings

WARNING: WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov

State Chemical Disclosure

None

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Customer ratings & reviews

5 out of 5 stars

stars11 ratings4 reviews

How item rating is calculated

Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.

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Showing 1-3 of 4 reviews

Apr 2, 2026

RADggs

5 out of 5 stars review

Verified Purchase

Walmart Auto Supply

I trust Dorman quality, and it fits %26 performs like the factory original. Surprisingly quick delivery. Walmart has become my automotive parts supplier. Photo would not load, but it looks like OEM.

Incentivized Review

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Jan 13, 2026

Kayla

Top Reviewer

5 out of 5 stars review

Verified Purchase

2004 Satun ion

fits my 2004 saturn ion perfectly! Quick delivery.

Incentivized Review

Helpful?

Mar 4, 2026

justin

5 out of 5 stars review

Verified Purchase

radiator cap

good build quality for the value

Incentivized Review

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Dorman - HELP! - Carded 82597 Engine Coolant Reservoir Cap

Key item features

Specs

How do you want your item?

More seller options (3)

Try 30 days of Walmart+ for just $1!

About this item

Product details

Specifications

Manufacturer part number

Compatible cars

Vehicle make

Vehicle model

Warranty

Warranty information

Warranty url

Warnings

State Chemical Disclosure

Similar items you might like

Based on what customers bought

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Dorman 54245 Engine Coolant Cap for Specific Infiniti / Nissan Models Fits select: 1998-2019 NISSAN ALTIMA, 2016-2017 NISSAN ROGUE

Dorman 54201 Engine Coolant Reservoir Cap for Specific Models, Yellow Fits select: 2020-2021 RAM 1500, 2008-2018 JEEP GRAND CHEROKEE $12.93

Dorman 54201 Engine Coolant Reservoir Cap for Specific Models, Yellow Fits select: 2020-2021 RAM 1500, 2008-2018 JEEP GRAND CHEROKEE

Dorman 54211 Engine Coolant Reservoir Cap for Specific Ford Models, Black Fits select: 2012-2018 FORD FOCUS, 2011-2017 FORD FIESTA $13.77

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Engine Coolant Reservoir Cap Fits select: 1999-2007 CHEVROLET SILVERADO, 2010-2017 CHEVROLET EQUINOX LT $8.96 Was $20.74

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ACDelco GM Original Equipment RC111 18 P.S.I. Radiator Cap Fits select: 2006-2011 CHEVROLET IMPALA, 1995-2005 CHEVROLET CAVALIER $15.71

ACDelco GM Original Equipment RC111 18 P.S.I. Radiator Cap Fits select: 2006-2011 CHEVROLET IMPALA, 1995-2005 CHEVROLET CAVALIER

Dorman HELP 54218 Radiator Repair Part $6.95

Dorman HELP 54218 Radiator Repair Part

Dorman 54242 Engine Coolant Cap for Specific Mitsubishi Models Fits select: 2007-2019 MITSUBISHI OUTLANDER, 2016-2019 MITSUBISHI OUTLANDER SPORT $7.94