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Dorman 603-100 Non-Pressurized Coolant Reservoir with Cap Compatible with Select Cadillac/Chevrolet/GMC Models

Dorman 603-100 Non-Pressurized Coolant Reservoir with Cap Compatible with Select Cadillac/Chevrolet/GMC Models

Name: Dorman 603-100 Non-Pressurized Coolant Reservoir with Cap Compatible with Select Cadillac/Chevrolet/GMC Models
Brand: Dorman
SKU: 74032184
Price: 3046.92 SCR
Availability: InStock
Rating: 5 (5 reviews)

Product ID: 74032184

Details

Brand
Dorman
Material
Plastic
Fit type
Vehicle
Item dimensions L x W x H
29.2 x 22.2 x
Exterior finish
Ready To Paint

🔥Heat-resistant durability

🚗Compatible with select Cadillac/Chevrolet/GMC

⚙️Precision fit engineering

₨3046

Duties & taxes included

In stock

Sold byAmazon SeychellesDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Seychelles.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

₨3046

Duties & taxes included

In stock

Sold byAmazon SeychellesDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Seychelles.

Secure transaction

Description

🚗 Upgrade your ride’s heart with confidence and style!

TRUSTED LEGACY - Backed by 100 years of automotive aftermarket expertise.
BUILT TO ENDURE - Crafted from premium materials to resist underhood heat and vibration.
CUSTOM FIT GUARANTEE - Input your vehicle details to ensure exact compatibility.
READY FOR YOUR STYLE - Exterior surface is paint-ready to match your ride’s aesthetic.
SEAMLESS INSTALLATION - Engineered for a perfect OEM fit—no hassle, no guesswork.

The Dorman 603-100 Non-Pressurized Coolant Reservoir is a durable, precision-engineered replacement part designed to fit select Cadillac, Chevrolet, and GMC models. Built to withstand intense engine heat and vibration, it ensures reliable coolant storage and seamless installation, backed by a century of aftermarket expertise.

Specifications

Asin	B000E300OE
Brand	Dorman
Customer Reviews	4.7 4.7 out of 5 stars (940) 4.7 out of 5 stars
Date First Available	8 Aug. 2012
Exterior	Ready To Paint If Needed
Guaranteed Software Updates Until	unknown
Item Model Number	603-100
Item Weight	680 g
Manufacturer	Dorman Products
Manufacturer Part Number	603-100
Model	FLUID RESERVOIR
Oem Part Number	650373; DAKG-650373; FRT1203C; RC77; SK603100; 15630112; 15650373
Position	Front
Product Dimensions	29.21 x 22.23 x 17.78 cm; 680.39 g

Reviews

User

Perfect Replacement.

Perfect replacement for my 94 Silverado K1500. Looks great in my truck. Old one you couldn’t even see the coolant inside of. Great price, seems durable and well sealed. The perfect size and seems like solid plastic.Definitely recommend to anyone looking to replace theirs.

25.10.2025

User

Excelente

Me parece un excelente producto de repuesto, luce muy bien en mi GMC Sierra, muy buen material y diseño exacto como el original. Lo vale muy bien 👌.

20.08.2024

User

Coolant overflow tank

Perfect fit and just as advertised

9.05.2025

User

Great quality and exactly as described

Great product

23.03.2022

User

La calidada del producto

Exelente calidad

20.07.2026

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

View all Trustpilot reviews

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