Get the Best Priced GMC Sierra 3500 Expansion Tank

Search our online expansion tank catalog and find the lowest priced discount auto parts on the web. We sell wholesale to the public. We offer high quality new, OEM, aftermarket and remanufactured GMC Sierra 3500 Expansion Tank parts. We specialize in a wide-variety of high-quality car parts and accessories for your car, truck or SUV. Call toll free to order or place your order online via our secure checkout system. Our online parts catalog uses real-time inventory, so you can be assured the parts you buy are in stock at the time of ordering. Most orders are shipped the same day. They are available for the following GMC Sierra 3500 years: 2006, 2005, 2004, 2003, 2002, 2001, 06, 05, 04, 03, 02, 01. This part is also sometimes called GMC Sierra 3500 Radiator Overflow Tank. We stock expansion tank parts for most GMC models including Sierra 1500, Sierra 2500 HD, Yukon, C7000 Topkick, Safari, Yukon XL 1500, Envoy, C6000 Topkick, Sonoma, C1500, Savana 3500, K1500, Jimmy, Envoy XL, C6500 Topkick, C4500 Topkick, C3500HD, K2500, C7500 Topkick, Savana 2500, Savana 1500, C2500, Acadia, G2500, K3500, Terrain, K1500 Suburban, W4500 Forward, Envoy XUV, Sierra 3500 HD, G1500, Canyon, K2500 Suburban, C5500 Topkick, C3500, C5000 Topkick, G3500, S15 Jimmy, C1500 Suburban and C8500 Topkick.

We stock these Expansion Tank brands for the GMC Sierra 3500: Replacement, Dorman, AC Delco, SKP, DIY Solutions, Action Crash and Brock.

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Review Fitment Notes to Ensure Proper Fit

03 2003 GMC Sierra 3500 Expansion Tank 8.1L V8 Replacement Click to Enlarge (4 Reviews) 5 Stars Replacement 123-072 Expansion Tank Close Loading Reviews... Our List Price: $42.95 with FREE Shipping Product SKU: 123-072 Product Note: Engine Coolant Reservoir -- ENGINE COOLANT RADIATOR OVERFLOW TANK BOTTLE, WITH CAP Condition: New Shipping Options: Free Ground Shipping Fitment Information: Catalog: E Vehicle Engine 2003 GMC Sierra 3500 8.1L V8

06 2006 GMC Sierra 3500 Expansion Tank 6.6L V8 Replacement Includes Cap Click to Enlarge (Read reviews) Our List Price: $62.95 with FREE Shipping Product SKU: 123-118 Product Note: Engine Coolant Reservoir -- 6.6L V8 Diesel; Engine Coolant Reservoir Expansion Tank Important Product Info: Includes Cap Condition: New Shipping Options: Free Ground Shipping Fitment Information: Catalog: E Vehicle Engine 2006 GMC Sierra 3500 6.6L V8

05 2005 GMC Sierra 3500 Expansion Tank Front 6.6L V8 Dorman Click to Enlarge (3 Reviews) 5 Stars Dorman 603-125 Expansion Tank Close Loading Reviews... Our List Price: $62.43 Quantity: (6) In Stock Product SKU: 603-125 Product Note: Engine Coolant Reservoir Color Clear Package Contents 1 Coolant Reservoir; 1 Cap Features: Direct replacement - this engine coolant reservoir matches the fit and function of the original part Ideal solution - engineered for a seamless installation Durable construction - manufactured from quality materials to withstand underhood heat and vibration Trustworthy design - backed by 100 years of automotive aftermarket experience Position of Product: Front Condition: New Shipping Options: Ground Fitment Information: Catalog: B Vehicle Engine 2005 GMC Sierra 3500 6.6L V8

01 2001 GMC Sierra 3500 Expansion Tank Front 6.6L V8 Dorman Click to Enlarge (3 Reviews) 5 Stars Dorman 603-125 Expansion Tank Close Loading Reviews... Our List Price: $62.43 Quantity: (6) In Stock Product SKU: 603-125 Product Note: Engine Coolant Reservoir Color Clear Package Contents 1 Coolant Reservoir; 1 Cap Features: Direct replacement - this engine coolant reservoir matches the fit and function of the original part Ideal solution - engineered for a seamless installation Durable construction - manufactured from quality materials to withstand underhood heat and vibration Trustworthy design - backed by 100 years of automotive aftermarket experience Position of Product: Front Condition: New Shipping Options: Ground Fitment Information: Catalog: B Vehicle Engine 2001 GMC Sierra 3500 6.6L V8

04 2004 GMC Sierra 3500 Expansion Tank Front 6.6L V8 Dorman Click to Enlarge (3 Reviews) 5 Stars Dorman 603-125 Expansion Tank Close Loading Reviews... Our List Price: $62.43 Quantity: (6) In Stock Product SKU: 603-125 Product Note: Engine Coolant Reservoir Color Clear Package Contents 1 Coolant Reservoir; 1 Cap Features: Direct replacement - this engine coolant reservoir matches the fit and function of the original part Ideal solution - engineered for a seamless installation Durable construction - manufactured from quality materials to withstand underhood heat and vibration Trustworthy design - backed by 100 years of automotive aftermarket experience Position of Product: Front Condition: New Shipping Options: Ground Fitment Information: Catalog: B Vehicle Engine 2004 GMC Sierra 3500 6.6L V8

02 2002 GMC Sierra 3500 Expansion Tank Front 6.6L V8 Dorman Click to Enlarge (3 Reviews) 5 Stars Dorman 603-125 Expansion Tank Close Loading Reviews... Our List Price: $62.43 Quantity: (6) In Stock Product SKU: 603-125 Product Note: Engine Coolant Reservoir Color Clear Package Contents 1 Coolant Reservoir; 1 Cap Features: Direct replacement - this engine coolant reservoir matches the fit and function of the original part Ideal solution - engineered for a seamless installation Durable construction - manufactured from quality materials to withstand underhood heat and vibration Trustworthy design - backed by 100 years of automotive aftermarket experience Position of Product: Front Condition: New Shipping Options: Ground Fitment Information: Catalog: B Vehicle Engine 2002 GMC Sierra 3500 6.6L V8

04 2004 GMC Sierra 3500 SLT Expansion Tank 6.0L V8 LQ4 VIN: U AC Delco Click to Enlarge (Read reviews) Our List Price: $88.43 Quantity: (4) In Stock Product SKU: 15808715 Product Note: Engine Coolant Reservoir -- New; 2nd Design; TRUCKS BUILT Without LOW COOLANT SENSOR) (FOR 1st DESIGN SEE 19353731 Condition: New Shipping Options: Ground Fitment Information: Catalog: B Vehicle Sub Model Engine 2004 GMC Sierra 3500 SLT  6.0L V8 LQ4 VIN: U

03 2003 GMC Sierra 3500 Expansion Tank Front 6.6L V8 Dorman Click to Enlarge (3 Reviews) 5 Stars Dorman 603-125 Expansion Tank Close Loading Reviews... Our List Price: $62.43 Quantity: (6) In Stock Product SKU: 603-125 Product Note: Engine Coolant Reservoir Color Clear Package Contents 1 Coolant Reservoir; 1 Cap Features: Direct replacement - this engine coolant reservoir matches the fit and function of the original part Ideal solution - engineered for a seamless installation Durable construction - manufactured from quality materials to withstand underhood heat and vibration Trustworthy design - backed by 100 years of automotive aftermarket experience Position of Product: Front Condition: New Shipping Options: Ground Fitment Information: Catalog: B Vehicle Engine 2003 GMC Sierra 3500 6.6L V8

03 2003 GMC Sierra 3500 Expansion Tank Front 6.0L V8 Dorman Click to Enlarge (24 Reviews) 4.9 Stars Dorman 603-102 Expansion Tank Close Loading Reviews... Our List Price: $43.43 Quantity: (71) In Stock Product SKU: 603-102 Product Note: Engine Coolant Reservoir Color Clear Package Contents 1 Coolant Reservoir; 1 Cap Features: Direct replacement - this engine coolant reservoir matches the fit and function of the original part Ideal solution - engineered for a seamless installation Durable construction - manufactured from quality materials to withstand underhood heat and vibration Trustworthy design - backed by 100 years of automotive aftermarket experience Position of Product: Front Condition: New Shipping Options: Ground Fitment Information: Catalog: B Vehicle Engine 2003 GMC Sierra 3500 6.0L V8

05 2005 GMC Sierra 3500 Expansion Tank 6.0L V8 SKP Click to Enlarge (Read reviews) Our List Price: $45.98 with FREE Shipping Quantity: (99) In Stock Product SKU: SK603102 Product Note: Engine Coolant Reservoir Features: OE Style for easy replacement and fitment Condition: New Shipping Options: Free Ground Shipping Fitment Information: Catalog: S Vehicle Engine 2005 GMC Sierra 3500 6.0L V8

04 2004 GMC Sierra 3500 Expansion Tank 6.6L V8 SKP Click to Enlarge (Read reviews) Our List Price: $62.98 with FREE Shipping Quantity: (99) In Stock Product SKU: SK603125 Product Note: Engine Coolant Reservoir Features: OE Style for easy replacement and fitment Condition: New Shipping Options: Free Ground Shipping Fitment Information: Catalog: S Vehicle Engine 2004 GMC Sierra 3500 6.6L V8

03 2003 GMC Sierra 3500 Expansion Tank 6.0L V8 DIY Solutions Click to Enlarge (Read reviews) Our List Price: $74.95 with FREE Shipping Quantity: (2) In Stock Product SKU: HVA03355 Product Note: Engine Coolant Reservoir -- V8 6.0L Condition: New Shipping Options: Free Ground Shipping Fitment Information: Catalog: Q Vehicle Engine 2003 GMC Sierra 3500 6.0L V8

02 2002 GMC Sierra 3500 Expansion Tank 6.6L V8 DIESEL DIY Solutions Click to Enlarge (Read reviews) Our List Price: $103.95 with FREE Shipping Quantity: (2) In Stock Product SKU: HVA02742 Product Note: Engine Coolant Reservoir -- Turbo Diesel; V8 6.6L Condition: New Shipping Options: Free Ground Shipping Fitment Information: Catalog: Q Vehicle Engine 2002 GMC Sierra 3500 6.6L V8 DIESEL

01 2001 GMC Sierra 3500 Expansion Tank Action Crash 5.3L; Automatic or Manual Transmission Click to Enlarge (Read reviews) Product List Price: $99.97 Our List Price: $36.98 Quantity: (23) In Stock Product SKU: GM3014123 Product Note: COOLANT RECOVERY TANK WITH CAP; FITS ALL GAS ENGINES 1999-04; FITS 8.1L V8 ENGINES THROUGH 2007; CAP NOT INCLUDED Important Product Info: 5.3L; Automatic or Manual Transmission Condition: New Quality: Premium - High quality new replacement part. Shipping Options: Ground Fitment Information: Catalog: D Vehicle Notes 2001 GMC Sierra 3500 COOLANT RECOVERY TANK WITH CAP; FITS ALL GAS ENGINES 1999-04; FITS 8.1L V8 ENGINES THROUGH 2007; CAP NOT INCLUDED

06 2006 GMC Sierra 3500 Expansion Tank 6.6L V8 LLY VIN: 2 AC Delco Click to Enlarge (Read reviews) Our List Price: $103.43 Quantity: (3) In Stock Product SKU: 19353729 Product Note: Engine Coolant Reservoir -- New Condition: New Shipping Options: Ground Fitment Information: Catalog: B Vehicle Engine 2006 GMC Sierra 3500 6.6L V8 LLY VIN: 2

06 2006 GMC Sierra 3500 Expansion Tank 6.0L V8 Dorman Click to Enlarge (Read reviews) Product List Price: $55.03 Our List Price: $49.58 Product SKU: W0133-1820073 Condition: New Shipping Options: Ground, Overnight, 2 Day Fitment Information: Catalog: A Vehicle Engine 2006 GMC Sierra 3500 6.0L V8

06 2006 GMC Sierra 3500 Expansion Tank 8.1L V8 L18 VIN: G AC Delco Click to Enlarge (Read reviews) Our List Price: $81.98 Quantity: (3) In Stock Product SKU: 19353731 Product Note: Engine Coolant Reservoir -- New Condition: New Shipping Options: Ground Fitment Information: Catalog: T Vehicle Engine 2006 GMC Sierra 3500 8.1L V8 L18 VIN: G

05 2005 GMC Sierra 3500 SLE 4WD Expansion Tank 6.0L V8 Naturally Aspirated OHV CNG Brock - Cab & Chassis 4dr Click to Enlarge (Read reviews) Our List Price: $59.98 with FREE Shipping Quantity: (22) In Stock Product SKU: 1667-0010 Product Note: Engine Coolant Reservoir -- 99-07 GM Truck Coolant Recovery Tank with Cap-Sensor 03-09 Hummer H2 Condition: New Shipping Options: Free Ground Shipping Fitment Information: Catalog: K Vehicle Sub Model Body Engine 2005 GMC Sierra 3500 SLE 4WD  Cab & Chassis 4dr  6.0L V8 Naturally Aspirated OHV CNG

06 2006 GMC Sierra 3500 WT Expansion Tank 6.0L V8 LQ4 VIN: U AC Delco Click to Enlarge (Read reviews) Our List Price: $84.98 Quantity: (2) In Stock Product SKU: 15808715 Product Note: Engine Coolant Reservoir -- New Condition: New Shipping Options: Ground Fitment Information: Catalog: N Vehicle Sub Model Engine 2006 GMC Sierra 3500 WT  6.0L V8 LQ4 VIN: U

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