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Please, add your first item to the wishlist

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Engine Coolant Reservoir – Front

PART#: 603-973
Dorman - OE Solutions

$61.95

In stock

Interchanges
BrandPart #
General Motors13502354
General Motors22856231
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2019CadillacEscalade ESVBase6.2V8GASFront
2019CadillacEscalade ESVPlatinum6.2V8GASFront
2019CadillacEscalade ESVPremium Luxury6.2V8FLEXFront
2019CadillacEscalade ESVLuxury6.2V8FLEXFront
2019CadillacEscalade ESVBase6.2V8FLEXFront
2019CadillacEscalade ESVPlatinum6.2V8FLEXFront
2019CadillacEscalade ESVPremium Luxury6.2V8GASFront
2019CadillacEscalade ESVLuxury6.2V8GASFront
2019CadillacEscaladePlatinum6.2V8GASFront
2019CadillacEscaladePlatinum6.2V8FLEXFront
2019CadillacEscaladeLuxury6.2V8GASFront
2019CadillacEscaladeBase6.2V8GASFront
2019CadillacEscaladePremium Luxury6.2V8FLEXFront
2019CadillacEscaladeLuxury6.2V8FLEXFront
2019CadillacEscaladeBase6.2V8FLEXFront
2019CadillacEscaladePremium Luxury6.2V8GASFront
2019ChevroletSilverado 1500LTZ6.2V8GASFront
2019ChevroletSilverado 1500SSV5.3V8GASFront
2019ChevroletSilverado 1500WT5.3V8FLEXFront
2019ChevroletSilverado 1500RST5.3V8GASFront
2019ChevroletSilverado 1500Custom5.3V8GASFront
2019ChevroletSilverado 1500Custom Trail Boss4.3V6GASFront
2019ChevroletSilverado 1500Custom4.3V6GASFront
2019ChevroletSilverado 1500LT Trail Boss5.3V8GASFront
2019ChevroletSilverado 1500WT5.3V8GASFront
2019ChevroletSilverado 1500High Country6.2V8GASFront
2019ChevroletSilverado 1500LTZ5.3V8GASFront
2019ChevroletSilverado 1500Custom Trail Boss5.3V8GASFront
2019ChevroletSilverado 1500WT4.3V6GASFront
2019ChevroletSilverado 1500LT5.3V8GASFront
2019ChevroletSilverado 1500High Country5.3V8GASFront
2019ChevroletSilverado 1500SSV5.3V8FLEXFront
2019ChevroletSuburbanLS5.3V8FLEXFront
2019ChevroletSuburbanLT5.3V8GASFront
2019ChevroletSuburbanPremier6.2V8GASFront
2019ChevroletSuburbanPremier5.3V8GASFront
2019ChevroletSuburbanPremier5.3V8FLEXFront
2019ChevroletSuburbanPremier6.2V8FLEXFront
2019ChevroletSuburbanLT5.3V8FLEXFront
2019ChevroletSuburbanLS5.3V8GASFront
2019ChevroletTahoeLS5.3V8GASFront
2019ChevroletTahoeLS5.3V8FLEXFront
2019ChevroletTahoePremier5.3V8FLEXFront
2019ChevroletTahoeSSV5.3V8FLEXFront
2019ChevroletTahoeLT5.3V8GASFront
2019ChevroletTahoePremier5.3V8GASFront
2019ChevroletTahoePPV5.3V8FLEXFront
2019ChevroletTahoePremier6.2V8GASFront
2019ChevroletTahoePremier6.2V8FLEXFront
2019ChevroletTahoeLT5.3V8FLEXFront
2019ChevroletSuburban 3500 HDLT6.0V8FLEXFront
2019ChevroletSuburban 3500 HDLS6.0V8FLEXFront
2019ChevroletSilverado 1500 LDCustom5.3V8FLEXFront
2019ChevroletSilverado 1500 LDLT5.3V8GASFront
2019ChevroletSilverado 1500 LDWT5.3V8GASFront
2019ChevroletSilverado 1500 LDCustom5.3V8GASFront
2019ChevroletSilverado 1500 LDLT5.3V8FLEXFront
2019ChevroletSilverado 1500 LDWT5.3V8FLEXFront
2019GMCYukonSLT5.3V8FLEXFront
2019GMCYukonDenali6.2V8FLEXFront
2019GMCYukonDenali6.2V8GASFront
2019GMCYukonSLT6.2V8GASFront
2019GMCYukonSLE5.3V8FLEXFront
2019GMCYukonSLE5.3V8GASFront
2019GMCYukonSLT6.2V8FLEXFront
2019GMCYukonSLT5.3V8GASFront
2019GMCYukon XLSLE5.3V8GASFront
2019GMCYukon XLSLT5.3V8GASFront
2019GMCYukon XLSLT6.2V8GASFront
2019GMCYukon XLDenali6.2V8GASFront
2019GMCYukon XLDenali6.2V8FLEXFront
2019GMCYukon XLSLE5.3V8FLEXFront
2019GMCYukon XLSLT5.3V8FLEXFront
2019GMCSierra 1500SLT5.3V8GASFront
2019GMCSierra 1500SLT6.2V8GASFront
2019GMCSierra 1500Denali5.3V8GASFront
2019GMCSierra 1500AT45.3V8GASFront
2019GMCSierra 1500SLE5.3V8GASFront
2019GMCSierra 1500AT46.2V8GASFront
2019GMCSierra 1500Base4.3V6GASFront
2019GMCSierra 1500Base5.3V8GASFront
2019GMCSierra 1500Denali6.2V8GASFront
2019GMCSierra 1500Base5.3V8FLEXFront
2019GMCSierra 1500Elevation5.3V8GASFront
2019GMCSierra 1500 LimitedBase5.3V8FLEXFront
2019GMCSierra 1500 LimitedSLE5.3V8GASFront
2019GMCSierra 1500 LimitedBase5.3V8GASFront
2019GMCSierra 1500 LimitedSLE5.3V8FLEXFront
2018CadillacEscaladeBase6.2V8FLEXFront
2018CadillacEscaladePlatinum6.2V8FLEXFront
2018CadillacEscaladeLuxury6.2V8GASFront
2018CadillacEscaladeLuxury6.2V8FLEXFront
2018CadillacEscaladePremium Luxury6.2V8FLEXFront
2018CadillacEscaladeBase6.2V8GASFront
2018CadillacEscaladePlatinum6.2V8GASFront
2018CadillacEscaladePremium Luxury6.2V8GASFront
2018CadillacEscalade ESVLuxury6.2V8GASFront
2018CadillacEscalade ESVPlatinum6.2V8GASFront
2018CadillacEscalade ESVLuxury6.2V8FLEXFront
2018CadillacEscalade ESVBase6.2V8FLEXFront
2018CadillacEscalade ESVBase6.2V8GASFront
2018CadillacEscalade ESVPlatinum6.2V8FLEXFront
2018CadillacEscalade ESVPremium Luxury6.2V8FLEXFront
2018CadillacEscalade ESVPremium Luxury6.2V8GASFront
2018ChevroletSuburbanLT5.3V8FLEXFront
2018ChevroletSuburbanPremier5.3V8GASFront
2018ChevroletSuburbanLT5.3V8GASFront
2018ChevroletSuburbanPremier5.3V8FLEXFront
2018ChevroletSuburbanLS5.3V8GASFront
2018ChevroletSuburbanLS5.3V8FLEXFront
2018ChevroletSuburban 3500 HDLT6.0V8GASFront
2018ChevroletSuburban 3500 HDLT6.0V8FLEXFront
2018ChevroletSuburban 3500 HDLS6.0V8FLEXFront
2018ChevroletSuburban 3500 HDLS6.0V8GASFront
2018ChevroletTahoeLS5.3V8GASFront
2018ChevroletTahoePremier5.3V8GASFront
2018ChevroletTahoeSSV5.3V8FLEXFront
2018ChevroletTahoeLS5.3V8FLEXFront
2018ChevroletTahoePremier5.3V8FLEXFront
2018ChevroletTahoeLT5.3V8GASFront
2018ChevroletTahoePPV5.3V8FLEXFront
2018ChevroletTahoeLT5.3V8FLEXFront
2018ChevroletSilverado 1500LS5.3V8GASFront
2018ChevroletSilverado 1500Custom5.3V8FLEXFront
2018ChevroletSilverado 1500LTZ5.3V8GASFront
2018ChevroletSilverado 1500LS4.3V6FLEXFront
2018ChevroletSilverado 1500Custom4.3V6FLEXFront
2018ChevroletSilverado 1500LT5.3V8FLEXFront
2018ChevroletSilverado 1500WT5.3V8FLEXFront
2018ChevroletSilverado 1500WT4.3V6FLEXFront
2018ChevroletSilverado 1500LTZ5.3V8MILD HYBRID EV-GAS (MHEV)Front
2018ChevroletSilverado 1500SSV5.3V8FLEXFront
2018ChevroletSilverado 1500LT5.3V8MILD HYBRID EV-GAS (MHEV)Front
2018ChevroletSilverado 1500High Country5.3V8FLEXFront
2018ChevroletSilverado 1500Custom5.3V8GASFront
2018ChevroletSilverado 1500LT5.3V8GASFront
2018ChevroletSilverado 1500LT4.3V6FLEXFront
2018ChevroletSilverado 1500High Country6.2V8GASFront
2018ChevroletSilverado 1500High Country5.3V8GASFront
2018ChevroletSilverado 1500SSV5.3V8GASFront
2018ChevroletSilverado 1500LTZ6.2V8GASFront
2018ChevroletSilverado 1500LS5.3V8FLEXFront
2018ChevroletSilverado 1500WT5.3V8GASFront
2018ChevroletSilverado 1500LTZ5.3V8FLEXFront
2018GMCYukonDenali6.2V8FLEXFront
2018GMCYukonSLE5.3V8FLEXFront
2018GMCYukonSLT5.3V8FLEXFront
2018GMCYukonSLT5.3V8GASFront
2018GMCYukonSLE5.3V8GASFront
2018GMCYukonDenali6.2V8GASFront
2018GMCYukon XLDenali6.2V8GASFront
2018GMCYukon XLSLT5.3V8FLEXFront
2018GMCYukon XLSLT5.3V8GASFront
2018GMCYukon XLSLE5.3V8FLEXFront
2018GMCYukon XLDenali6.2V8FLEXFront
2018GMCYukon XLSLE5.3V8GASFront
2018GMCSierra 1500SLT5.3V8FLEXFront
2018GMCSierra 1500Base4.3V6FLEXFront
2018GMCSierra 1500Base5.3V8GASFront
2018GMCSierra 1500SLT5.3V8MILD HYBRID EV-GAS (MHEV)Front
2018GMCSierra 1500SLE5.3V8FLEXFront
2018GMCSierra 1500SLE5.3V8GASFront
2018GMCSierra 1500SLT6.2V8GASFront
2018GMCSierra 1500Base5.3V8FLEXFront
2018GMCSierra 1500Denali6.2V8GASFront
2018GMCSierra 1500SLT5.3V8GASFront
2018GMCSierra 1500SLE4.3V6FLEXFront
2018GMCSierra 1500Denali5.3V8FLEXFront
2018GMCSierra 1500Denali5.3V8GASFront
2017CadillacEscaladeBase6.2V8FLEXFront
2017CadillacEscaladeLuxury6.2V8FLEXFront
2017CadillacEscaladePremium Luxury6.2V8GASFront
2017CadillacEscaladeLuxury6.2V8GASFront
2017CadillacEscaladePlatinum6.2V8FLEXFront
2017CadillacEscaladeBase6.2V8GASFront
2017CadillacEscaladePlatinum6.2V8GASFront
2017CadillacEscaladePremium Luxury6.2V8FLEXFront
2017CadillacEscalade ESVLuxury6.2V8FLEXFront
2017CadillacEscalade ESVBase6.2V8FLEXFront
2017CadillacEscalade ESVPlatinum6.2V8FLEXFront
2017CadillacEscalade ESVBase6.2V8GASFront
2017CadillacEscalade ESVLuxury6.2V8GASFront
2017CadillacEscalade ESVPremium Luxury6.2V8GASFront
2017CadillacEscalade ESVPlatinum6.2V8GASFront
2017CadillacEscalade ESVPremium Luxury6.2V8FLEXFront
2017ChevroletSuburban 3500 HDLS6.0V8FLEXFront
2017ChevroletSuburban 3500 HDLS6.0V8GASFront
2017ChevroletSuburban 3500 HDLT6.0V8FLEXFront
2017ChevroletSuburban 3500 HDLT6.0V8GASFront
2017ChevroletSuburbanLS5.3V8FLEXFront
2017ChevroletSuburbanLT5.3V8GASFront
2017ChevroletSuburbanLS5.3V8GASFront
2017ChevroletSuburbanPremier5.3V8GASFront
2017ChevroletSuburbanPremier5.3V8FLEXFront
2017ChevroletSuburbanLT5.3V8FLEXFront
2017ChevroletTahoeLT5.3V8FLEXFront
2017ChevroletTahoeSSV5.3V8FLEXFront
2017ChevroletTahoePPV5.3V8FLEXFront
2017ChevroletTahoeLS5.3V8FLEXFront
2017ChevroletTahoePremier5.3V8GASFront
2017ChevroletTahoeLT5.3V8GASFront
2017ChevroletTahoePremier5.3V8FLEXFront
2017ChevroletTahoeLS5.3V8GASFront
2017ChevroletSilverado 1500LTZ6.2V8GASFront
2017ChevroletSilverado 1500Custom5.3V8FLEXFront
2017ChevroletSilverado 1500LT5.3V8FLEXFront
2017ChevroletSilverado 1500LT5.3V8MILD HYBRID EV-GAS (MHEV)Front
2017ChevroletSilverado 1500LS5.3V8FLEXFront
2017ChevroletSilverado 1500Custom4.3V6FLEXFront
2017ChevroletSilverado 1500WT4.3V6FLEXFront
2017ChevroletSilverado 1500High Country5.3V8FLEXFront
2017ChevroletSilverado 1500SSV5.3V8GASFront
2017ChevroletSilverado 1500High Country5.3V8GASFront
2017ChevroletSilverado 1500WT5.3V8FLEXFront
2017ChevroletSilverado 1500SSV5.3V8FLEXFront
2017ChevroletSilverado 1500LS4.3V6FLEXFront
2017ChevroletSilverado 1500WT5.3V8GASFront
2017ChevroletSilverado 1500High Country6.2V8GASFront
2017ChevroletSilverado 1500LT4.3V6FLEXFront
2017ChevroletSilverado 1500LS5.3V8GASFront
2017ChevroletSilverado 1500LT5.3V8GASFront
2017ChevroletSilverado 1500Custom5.3V8GASFront
2017ChevroletSilverado 1500LTZ5.3V8GASFront
2017GMCYukonSLE5.3V8FLEXFront
2017GMCYukonSLE5.3V8GASFront
2017GMCYukonSLT5.3V8GASFront
2017GMCYukonSLT5.3V8FLEXFront
2017GMCYukonDenali6.2V8GASFront
2017GMCYukonDenali6.2V8FLEXFront
2017GMCYukon XLSLT5.3V8FLEXFront
2017GMCYukon XLDenali6.2V8FLEXFront
2017GMCYukon XLSLE5.3V8FLEXFront
2017GMCYukon XLSLT5.3V8GASFront
2017GMCYukon XLSLE5.3V8GASFront
2017GMCYukon XLDenali6.2V8GASFront
2017GMCSierra 1500SLT5.3V8FLEXFront
2017GMCSierra 1500SLT6.2V8GASFront
2017GMCSierra 1500Base5.3V8FLEXFront
2017GMCSierra 1500SLE5.3V8FLEXFront
2017GMCSierra 1500SLT5.3V8MILD HYBRID EV-GAS (MHEV)Front
2017GMCSierra 1500Base5.3V8GASFront
2017GMCSierra 1500SLE4.3V6FLEXFront
2017GMCSierra 1500SLT5.3V8GASFront
2017GMCSierra 1500Denali5.3V8GASFront
2017GMCSierra 1500SLE5.3V8GASFront
2017GMCSierra 1500Denali5.3V8FLEXFront
2017GMCSierra 1500Denali6.2V8GASFront
2017GMCSierra 1500Base4.3V6FLEXFront
2016CadillacEscaladePremium6.2V8FLEXFront
2016CadillacEscaladePlatinum6.2V8GASFront
Product info

The Dorman – OE Solutions Engine Coolant Reservoir part number 603-973 is a high-quality replacement part designed for Cadillac, Chevrolet, and GMC vehicles. This aftermarket part is engineered to meet or exceed the original equipment specifications, ensuring reliable performance and durability.

One major benefit of this coolant reservoir is its compatibility with other part numbers, including 13502354 and 22856231. This makes it easier for car owners to find a suitable replacement and avoid the hassle of searching for a specific part.

The Dorman – OE Solutions Engine Coolant Reservoir is made from high-quality materials that are built to last. Its sturdy construction ensures that it can withstand the rigors of daily use and exposure to extreme temperatures.

This coolant reservoir is designed for easy installation and comes with all the necessary hardware for a hassle-free replacement. Its compact design ensures a perfect fit and easy integration with the existing cooling system.

Overall, the Dorman – OE Solutions Engine Coolant Reservoir is a reliable and cost-effective replacement part that ensures proper engine cooling and prevents overheating. It is a must-have for car owners looking for a high-quality replacement part that offers both performance and durability.

About Dorman - OE Solutions

When looking for car aftermarket parts, Dorman OE Solutions is known for its dedication to quality, new ideas, and dependability. The company Dorman has been around for a long time, and they have always provided OE-quality parts that meet or beat industry standards. No matter how small the parts are or how complicated the systems are, Dorman OE Solutions has a wide range of products that are designed to keep your car running at its best.

At Newparts.com, we're proud to be an official seller of Dorman OE Solutions parts. In addition to Dorman OE Solutions parts for the engine, transmission, suspension, and electrical systems, we have a huge variety of exterior and interior accessories. It doesn't matter what your vehicle needs; Dorman is dedicated to providing reliable solutions that boost both speed and durability.

One important benefit of shopping at Newparts.com is that we always give customers cheap access to parts that aren't being used. Knowing how expensive it can be to keep cars in good shape and fix them when they break down, we try to offer reasonable prices on all Dorman parts. When you buy from us, you can save a lot of money without losing quality.

Along with having low prices, we put customer satisfaction first by sending all Dorman products out quickly. We understand how important time is when it comes to car repairs, so we work hard to make sure your orders get to you on time. Whether you're changing an old part or adding the newest innovations from Dorman to your car, you can count on us to get your parts to you quickly and easily. Reach out to us via phone. Call us now at 855-505-2886 and our customer service team will help you.

Check out how parts from Dorman OE Solutions can improve your car's speed and dependability. Every time you shop at Newparts.com, you can be sure of getting the best value, quality, and ease of use. Feel good about shopping. Find out why tens of thousands of drivers trust Dorman with all their car needs.

Specifications
California Proposition 65WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov
Cap IncludedYes
Cap Maximum Pressure Rating15
Cap TypeSpring Loaded Twist
Capacity1.5 Lt.
ColorBlack
ColorClear
Height4.37
Length12.4
Level Sensor IncludedNo
MaterialPlastic
Mounting Brackets IncludedNo
Mounting Hardware IncludedNo
Mounting Hole Quantity2
Package Contents1 Coolant Reservoir; 1 Cap
PressurizedYes
ShapeIrregular
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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