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BDFHYK Engine Coolant Expansion Reservoir Overflow Tank Compatible with Chevrolet Avalanche Tahoe Silverado Cadillac Escalade ESV Hummer H2 GMC Yukon XL Sierra 1500 2500 3500 Classic Replace 603-102
✅ In stock
F
Grade
Analysis Confidence
55%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 16, 2026 11:01 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price is slightly above the going rate for this product — worth watching for a drop.
- 🏷️The retail sticker price has been slashed by 60% — a steep markdown from the official listing.
- 📉A lower price did appear very recently, suggesting the market may revisit that level before long.
- 📈Prices have been moving higher lately — waiting risks paying more if that momentum continues.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
5.71/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓【Precautions】Please confirm compatibility based on your vehicle's year, brand, model, and the OE number of the replacement parts.Compatible with:2002-2006 Chevrolet Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD Classic,2003-2006 Cadillac Escalade ESV EXT,2003-2009 Hummer H2,1999-2007 GMC Yukon XL Sierra 1500 2500 3500 HD Classic.etc.More information can be found in the pictures or on the details page.
✓【OE Standard Performance】100% brand new and high quality auto parts with OE grade durability for the ultimate comfortable driving experience. Coolant expansion reservoir OE No.603-102, 15075118, 15203949, 15778386, 15778387, 15808715, 15808716, 19353731.
✓【Coolant Reservoir Features】This coolant overflow tank is made of high quality PP material, which helps to reduce oil dilution, fuel consumption, prevent oil leakage and reduce the pressure of car cooling system. You can directly see the internal antifreeze level without opening the radiator cap to avoid damaging parts.
✓【Buy with Confidence】As an automotive enthusiast and performance lover, our engine coolant reservoir is the perfect choice for you. This is a component for which we provide detailed instructions in the package to help you install it easily
✓【About BDFHYK】We are a professional automotive component manufacturer with a mature industrial production line. If you encounter any issues with our products, please contact us immediately, and we will respond to you within 48 hours.
⚙️ Specifications
For Hummer
2003-2007 Hummer H2 6.0L V8 || 2008-2009 Hummer H2 6.2L V8
For Cadillac
2002-2006 Cadillac Escalade 6.0L V8 || 2002-2005 Cadillac Escalade 5.3L V8 || 2003-2006 Cadillac Escalade ESV 6.0L V8 || 2002-2006 Cadillac Escalade EXT 6.0L V8
For Chevrolet
2000-2006 Chevrolet Suburban 1500 5.3L V8 || 2000-2004 Chevrolet Suburban 2500 6.0L V8 || 2001-2006 Chevrolet Suburban 2500 8.1L V8 || 2000-2006 Chevrolet Tahoe 4.8L V8 || 2000-2006 Chevrolet Tahoe 5.3L V8
Manufacturer
BDFHYK
Brand
BDFHYK
Model
Coolant Reservoir Tank
Item Weight
3.94 pounds
Package Dimensions
13 x 12.5 x 9.7 inches
Item model number
603-102
Exterior
PP
Manufacturer Part Number
BD-05-07264
