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Cadillac Replacement Radiator Overflow Tank

Cadillac Expansion Tank For choosy consumers with top-shelf tastes Cadillac vehicles provide elegant detailing and top of the line craftsmanship. Cadillac creates automobiles that provide the epitome of high-class and virtue wrapped in a safe and beautiful design. Refined vehicle dealer Cadillac is renowned for designing limousines that include refined styling and sleek performance. Cadillac autos have developed a storied and distinctive history of providing luxury-level distinction. The Cadillac in your carport was made with the highest care and expertise; it should get replacement parts of a similar top level of value. You bought that high-performance car or truck to enjoy its excellent engine power and performance, protect your investment and use the best aftermarket parts. Your vehicle is special because of its great performance and awesome style, so to keep it running in top condition you'll need the ultimate in top-notch parts and accessories. Your Cadillac Expansion Tank allows the coolant and air in the radiator to expand with the heat and increasing pressure. Your Cadillac Expansion Tank saves the excess fluid in the radiator which spilled out of the cooling system and sends it back once it has cooled sufficiently. If you prize the reliability of a Cadillac, defend it with our premium parts. A smart way to protect any vehicle's dependable operation is by using our top-notch parts and phenomenal customer support. For tremendous satisfaction from your car or truck, you'll figure out that quality parts make for great performance - PartsGeek.com sells those quality parts right here.

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Review Fitment Notes
Replacement Expansion Tank - for 1999 Cadillac DeVille 4.6L V8 - 123-015 Click to Enlarge
Replacement Expansion Tank - for 1999 Cadillac DeVille 4.6L V8 - 123-015 Click to Enlarge
4.3 Stars
Replacement 123-015
Expansion Tank
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Part Number: 123-015
Brand: Replacement
Notes: Engine Coolant Reservoir -- ENGINE COOLANT RADIATOR OVERFLOW TANK, WITH CAP
Product Remark: 4.6L 4.9L V8
Condition: New
Shipping Options: Free Ground Shipping
$53.95
with FREE Shipping
View Details
This Part Fits:
Catalog: E
Vehicle Engine
1999 Cadillac DeVille 4.6L V8
Front Dorman Expansion Tank - for 2000 Cadillac DeVille 4.6L V8 - 603-122 Click to Enlarge
4.7 Stars
Dorman 603-122
Expansion Tank
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Part Number: 603-122
Brand: Dorman
Notes: Engine Coolant Reservoir -- Updated Design; May require Quick connect fitting (800-409) and an additional Surge Tank Outlet Hose
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black/White
Shipping Options: Ground
$84.43
(58) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2000 Cadillac DeVille 4.6L V8
Front Dorman Expansion Tank - for 2001 Cadillac DeVille 4.6L V8 - 603-122 Click to Enlarge
4.7 Stars
Dorman 603-122
Expansion Tank
Loading Reviews...
Part Number: 603-122
Brand: Dorman
Notes: Engine Coolant Reservoir -- Updated Design; May require Quick connect fitting (800-409) and an additional Surge Tank Outlet Hose
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black/White
Shipping Options: Ground
$84.43
(58) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2001 Cadillac DeVille 4.6L V8
Front Dorman Expansion Tank - for 2002 Cadillac DeVille 4.6L V8 - 603-122 Click to Enlarge
4.7 Stars
Dorman 603-122
Expansion Tank
Loading Reviews...
Part Number: 603-122
Brand: Dorman
Notes: Engine Coolant Reservoir -- Updated Design; May require Quick connect fitting (800-409) and an additional Surge Tank Outlet Hose
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black/White
Shipping Options: Ground
$84.43
(58) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2002 Cadillac DeVille 4.6L V8
Front Dorman Expansion Tank - for 2003 Cadillac Seville 4.6L V8 - 603-236 Click to Enlarge
4.9 Stars
Dorman 603-236
Expansion Tank
Loading Reviews...
Part Number: 603-236
Brand: Dorman
Notes: Engine Coolant Reservoir
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black/White
Shipping Options: Ground
$81.43
(11) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2003 Cadillac Seville 4.6L V8
Front Dorman Expansion Tank - for 2002 Cadillac Seville 4.6L V8 - 603-236 Click to Enlarge
4.9 Stars
Dorman 603-236
Expansion Tank
Loading Reviews...
Part Number: 603-236
Brand: Dorman
Notes: Engine Coolant Reservoir
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black/White
Shipping Options: Ground
$81.43
(11) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2002 Cadillac Seville 4.6L V8
Front Dorman Expansion Tank - for 1999 Cadillac DeVille 4.6L V8 - 603-133 Click to Enlarge
4.9 Stars
Dorman 603-133
Expansion Tank
Loading Reviews...
Part Number: 603-133
Brand: Dorman
Notes: Engine Coolant Reservoir
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black
Shipping Options: Ground
$85.43
(24) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1999 Cadillac DeVille 4.6L V8
Front Dorman Expansion Tank - for 2006 Cadillac DTS 4.6L V8 - 603-237 Click to Enlarge
5 Stars
Dorman 603-237
Expansion Tank
Loading Reviews...
Part Number: 603-237
Brand: Dorman
Notes: Engine Coolant Reservoir
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black/White
Shipping Options: Ground
$78.43
(22) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2006 Cadillac DTS 4.6L V8
Front Dorman Expansion Tank - for 2001 Cadillac Seville 4.6L V8 - 603-236 Click to Enlarge
4.9 Stars
Dorman 603-236
Expansion Tank
Loading Reviews...
Part Number: 603-236
Brand: Dorman
Notes: Engine Coolant Reservoir
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black/White
Shipping Options: Ground
$81.43
(11) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2001 Cadillac Seville 4.6L V8
Front Dorman Expansion Tank - for 2003 Cadillac DeVille 4.6L V8 - 603-122 Click to Enlarge
4.7 Stars
Dorman 603-122
Expansion Tank
Loading Reviews...
Part Number: 603-122
Brand: Dorman
Notes: Engine Coolant Reservoir -- Updated Design; May require Quick connect fitting (800-409) and an additional Surge Tank Outlet Hose
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black/White
Shipping Options: Ground
$84.43
(58) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2003 Cadillac DeVille 4.6L V8
Front Dorman Expansion Tank - for 1999 Cadillac Seville 4.6L V8 - 603-236 Click to Enlarge
4.9 Stars
Dorman 603-236
Expansion Tank
Loading Reviews...
Part Number: 603-236
Brand: Dorman
Notes: Engine Coolant Reservoir
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black/White
Shipping Options: Ground
$81.43
(11) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1999 Cadillac Seville 4.6L V8
Front Dorman Expansion Tank - for 2000 Cadillac Seville 4.6L V8 - 603-236 Click to Enlarge
4.9 Stars
Dorman 603-236
Expansion Tank
Loading Reviews...
Part Number: 603-236
Brand: Dorman
Notes: Engine Coolant Reservoir
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black/White
Shipping Options: Ground
$81.43
(11) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2000 Cadillac Seville 4.6L V8
Dorman Expansion Tank - for 1999 Cadillac DeVille - W0133-1820133 Click to Enlarge
5 Stars
Dorman W0133-1820133
Expansion Tank
Loading Reviews...
Part Number: W0133-1820133
Brand: Dorman
Notes: (Includes Coolant Sensor)
Condition: New
Shipping Options: Ground, Overnight, 2 Day
List Price:
$154.25
Our Price: $87.58
(18) In Stock
This Part Fits:
Catalog: A
Vehicle
1999 Cadillac DeVille
Dorman Expansion Tank - for 2000 Cadillac Seville - W0133-1820184 Click to Enlarge
4.9 Stars
Dorman W0133-1820184
Expansion Tank
Loading Reviews...
Part Number: W0133-1820184
Brand: Dorman
Condition: New
Shipping Options: Ground, Overnight, 2 Day
List Price:
$160.39
Our Price: $85.58
(13) In Stock
This Part Fits:
Catalog: A
Vehicle
2000 Cadillac Seville
Front Dorman Expansion Tank - for 1998 Cadillac DeVille 4.6L V8 - 603-133 Click to Enlarge
4.9 Stars
Dorman 603-133
Expansion Tank
Loading Reviews...
Part Number: 603-133
Brand: Dorman
Notes: Engine Coolant Reservoir
  • 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: Front
Condition: New
Package Contents: 1 Coolant Reservoir; 1 Cap
Color: Black
Shipping Options: Ground
$85.43
(24) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1998 Cadillac DeVille 4.6L V8
Action Crash Expansion Tank - for 1995 Cadillac DeVille - GM3014108 Click to Enlarge
4.8 Stars
Action Crash GM3014108
Expansion Tank
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Part Number: GM3014108
Brand: Action Crash
Notes: COOLANT RECOVERY TANK PLASTIC
Product Remark: 4.9L; Automatic Transmission
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$23.37
Our Price: $16.98
(5) In Stock
This Part Fits:
Catalog: D
Vehicle Drive Type Notes
1995 Cadillac DeVille FWD COOLANT RECOVERY TANK PLASTIC
Front Dorman Expansion Tank - for 2006 Cadillac Escalade 6.0L V8 - 603-102 Click to Enlarge
4.9 Stars
Dorman 603-102
Expansion Tank
Loading Reviews...
Part Number: 603-102
Brand: Dorman
Notes: Engine Coolant Reservoir
  • 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: Front
Condition: New
Color: Clear
Package Contents: 1 Coolant Reservoir; 1 Cap
Shipping Options: Ground
$48.98
View Details
This Part Fits:
Catalog: F
Vehicle Engine
2006 Cadillac Escalade 6.0L V8
SKP Expansion Tank - for 1999 Cadillac DeVille 4.6L V8 - SK603133 Click to Enlarge
5 Stars
SKP SK603133
Expansion Tank
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Part Number: SK603133
Brand: SKP
Notes: Engine Coolant Reservoir
  • OE Style for easy replacement and fitment
Condition: New
Shipping Options: Ground
$40.98
(2) In Stock
This Part Fits:
Catalog: T
Vehicle Engine
1999 Cadillac DeVille 4.6L V8
DIY Solutions Expansion Tank - for 2005 Cadillac DeVille 4.6L V8 - HVA02868 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: HVA02868
Brand: DIY Solutions
Notes: Engine Coolant Reservoir -- V8 4.6L
Condition: New
Package Contents: Level Sensor
Shipping Options: Free Ground Shipping
$75.95
with FREE Shipping
(20) In Stock
This Part Fits:
Catalog: Q
Vehicle Engine
2005 Cadillac DeVille 4.6L V8
Brock Expansion Tank - for 2005 Cadillac DeVille DHS FWD 4.6L V8 Naturally Aspirated DOHC GAS - Sedan 4dr - 1667-0003 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: 1667-0003
Brand: Brock
Notes: Engine Coolant Reservoir -- 00-05 Cadillac Deville 4.6L DOHC Coolant Overflow Reservoir with Low Fluid Sensor 01-03 Oldsmobile Aurora 3.5L/4.0L 04-05 Pontiac Bonneville 4.6L
Condition: New
Shipping Options: Free Ground Shipping
$53.98
with FREE Shipping
(99) In Stock
This Part Fits:
Catalog: K
Vehicle Sub Model Body Engine Notes
2005 Cadillac DeVille DHS FWD Sedan 4dr 4.6L V8 Naturally Aspirated DOHC GAS With 4.6L DOHC engines ONLY
SKP Expansion Tank - for 2006 Cadillac Escalade ESV 6.0L V8 - SK603102 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: SK603102
Brand: SKP
Notes: Engine Coolant Reservoir
  • OE Style for easy replacement and fitment
Condition: New
Shipping Options: Free Ground Shipping
$46.98
with FREE Shipping
(99) In Stock
This Part Fits:
Catalog: S
Vehicle Engine
2006 Cadillac Escalade ESV 6.0L V8
AC Delco Expansion Tank - for 2005 Cadillac DeVille DTS - 25774005 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: 25774005
Brand: AC Delco
Notes: Engine Coolant Reservoir -- New; WILL REQUIRE SURGE TANK OUTLET HOSE 25748907 & FITTING 15151875, IF QUICK CONNECT FITTING ISN"T PRESENT AT SURGE TANK OUTLET.; INCLUDES SENSOR
Condition: New
Shipping Options: Ground
$153.98
(10) In Stock
This Part Fits:
Catalog: N
Vehicle Sub Model
2005 Cadillac DeVille DTS

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Verified Customer
4/22/13 09:00 AM - USA

Perfect fit, very fast shippment - Angel

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3 of 5
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9/23/13 12:42 PM - USA

these items need a more detail description.... this item is not for a norhtstar motor... - Jameson K

- 1998 Cadillac DeVille Expansion Tank