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Please, add your first item to the wishlist

Select vehicle to confirm fitment

Engine Coolant Reservoir – Front

PART#: 603-105
Dorman - OE Solutions

$26.49

In stock

Interchanges
BrandPart #
General Motors12363309
General Motors15060681
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2005ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2005ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2005ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2005ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2005ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2005ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2005GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2005GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2005GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2005GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2005GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2005GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2004ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2004ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2004ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2004ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2004ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2004ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2004GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2004GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2004GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2004GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2004GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2004GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2003ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2003ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2003ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2003ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2003ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2003ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2003GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2003GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2003GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2003GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2003GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2003GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2002ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2002ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2002ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2002ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2002ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2002ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2002GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2002GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2002GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2002GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2002GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2002GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2001ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2001ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2001ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2001ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2001ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2001ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2001GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2001GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2001GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2001GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2001GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2001GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2000ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2000ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2000ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2000ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2000ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2000ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2000GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2000GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2000GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
2000GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2000GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
2000GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1999ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1999ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1999ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1999ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1999ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1999ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1999GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1999GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1999GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1999GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1999GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1999GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1998ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1998ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1998ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1998ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1998ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1998ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1998GMCSafariSLX4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1998GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1998GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1998GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1998GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1998GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1998GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1998GMCSafariSLX4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1997ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1997ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1997ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1997ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1997ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1997ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1997GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1997GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1997GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1997GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1997GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1997GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1997GMCSafariSLX4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1997GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1997GMCSafariSLX4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1997GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1996ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1996ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1996ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1996ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1996ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1996ChevroletAstroLS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1996GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1996GMCSafariSLX4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1996GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1996GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1996GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1996GMCSafariSLX4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1996GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1996GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1996GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1996GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1995ChevroletAstroCS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1995ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1995ChevroletAstroCL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1995ChevroletAstroBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1995ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1995ChevroletAstroCL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1995ChevroletAstroLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1995ChevroletAstroCS4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1995GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1995GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1995GMCSafariSLX4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1995GMCSafariSLX4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1995GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1995GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
1995GMCSafariBase4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1995GMCSafariSL4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1995GMCSafariSLE4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Rear Wiper
1995GMCSafariSLT4.3V6GASFrontCombined Coolant and Washer Fluid Reservoir; wo/Liftgate Wiper System
Product info

The Dorman – OE Solutions Engine Coolant Reservoir is an essential component for your Chevrolet or GMC vehicle. This part, with a part number of 603-105, is manufactured to meet or exceed OEM specifications and is compatible with other part numbers 12363309 and 15060681.

This engine coolant reservoir is engineered to ensure a proper fit and reliable performance. It is made from high-quality materials to withstand the extreme temperatures and pressure generated by the engine. The durable plastic construction resists cracking and leaking, providing long-lasting durability.

One of the main benefits of the Dorman – OE Solutions Engine Coolant Reservoir is that it helps in maintaining the proper coolant level in the engine. This, in turn, prevents overheating and potential engine damage. It is also designed to be easy to install, making it a hassle-free replacement option.

This part is designed specifically for your Chevrolet or GMC and is an excellent choice for replacing a damaged or worn engine coolant reservoir. With its superior quality and performance, the Dorman – OE Solutions Engine Coolant Reservoir is a reliable and cost-effective solution for your vehicle.

In summary, the Dorman – OE Solutions Engine Coolant Reservoir is a high-quality replacement part that offers a perfect fit and reliable performance. It helps in maintaining the proper coolant level in the engine, preventing overheating and possible engine damage. Choose this engine coolant reservoir for a hassle-free and cost-effective replacement option for your Chevrolet or GMC vehicle.

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 TypeYes
ColorWhite
Height385
Length260
MaterialPlastic
Mounting Brackets IncludedNo
Mounting Hardware IncludedNo
Mounting Hole Quantity2
Package Contents1 Coolant Reservoir; 1 Cap
PressurizedNo
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

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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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