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Pontiac Grand Am Expansion Tank Reviews
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Shop Pontiac Grand Am Replacement Expansion Tank

If your vehicle is a Pontiac Grand Am, you should know that extreme power is key in this ride, and it's unlikely it will translate into affordability. Fixing your damaged Pontiac Grand Am is often a high expense, since cars focused on performance are made using high quality parts and take superior skill to install new replacement parts which often translates into the driver spending more. If you own a high quality car, like the Pontiac Grand Am, it is important to know that if anything were to go wrong on this high quality vehicle any parts will not typically be cheap. Although as a general rule, performance cars, like a Pontiac Grand Am or others like it, are not recognized as being gas savers they are a blast to drive anywhere. Most car buyers agree: Pontiac cars provide more when it comes to drivability, dependability and desirable options. A car's performance is the result of myriad factors including high quality parts. Pontiac Grand Am Expansion Tanks provide room for your coolant to expand as temperatures rise, saving your vehicle's radiator from bursting or boiling over, or coolant from overflowing from your cooling system. The Pontiac Grand Am Expansion Tank permits the gas in the radiator to increase because of the higher temperature and rising pressure. Without a Pontiac Grand Am Expansion Tank on your car, the coolant that is discharged by pressure in the coolant system would most likely spill onto the road which can be harmful for the planet.

We stock these Expansion Tank brands for the Pontiac Grand Am: ReplacementDormanAction CrashSKPDIY SolutionsBrockAC Delco

Expansion Tanks available for the following Pontiac Grand Am years: 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 05, 04, 03, 02, 01, 00, 99, 98, 97, 96, 95, 94. This part is also sometimes called Pontiac Grand Am Radiator Overflow Tank. We stock expansion tank parts for most Pontiac models including Grand Prix, G6, Sunfire, Firebird, Torrent, Bonneville, Vibe, Solstice, G3, G5 and G3 Wave.

Select your Grand Am year

Review Fitment Notes
Showing 20 of 109 Results
Replacement Expansion Tank - for 2001 Pontiac Grand Am 3.4L V6 - 123-011 Click to Enlarge
5 Stars
Replacement 123-011
Expansion Tank
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Part Number: 123-011
Brand: Replacement
Notes: Engine Coolant Reservoir -- ENGINE COOLANT RADIATOR OVERFLOW TANK, WITH CAP
Condition: New
Shipping Options: Free Ground Shipping
$31.95
with FREE Shipping
(53) In Stock
This Part Fits:
Catalog: E
Vehicle Engine
2001 Pontiac Grand Am 3.4L V6
Replacement Expansion Tank - for 2003 Pontiac Grand Am 2.2L 4 Cyl - 123-011 Click to Enlarge
5 Stars
Replacement 123-011
Expansion Tank
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Part Number: 123-011
Brand: Replacement
Notes: Engine Coolant Reservoir -- ENGINE COOLANT RADIATOR OVERFLOW TANK, WITH CAP
Condition: New
Shipping Options: Free Ground Shipping
$31.95
with FREE Shipping
(53) In Stock
This Part Fits:
Catalog: E
Vehicle Engine
2003 Pontiac Grand Am 2.2L 4 Cyl
Replacement Expansion Tank - for 2004 Pontiac Grand Am 3.4L V6 - 123-011 Click to Enlarge
5 Stars
Replacement 123-011
Expansion Tank
Loading Reviews...
Part Number: 123-011
Brand: Replacement
Notes: Engine Coolant Reservoir -- ENGINE COOLANT RADIATOR OVERFLOW TANK, WITH CAP
Condition: New
Shipping Options: Free Ground Shipping
$31.95
with FREE Shipping
(53) In Stock
This Part Fits:
Catalog: E
Vehicle Engine
2004 Pontiac Grand Am 3.4L V6
Replacement Expansion Tank - for 2005 Pontiac Grand Am 3.4L V6 - 123-011 Click to Enlarge
5 Stars
Replacement 123-011
Expansion Tank
Loading Reviews...
Part Number: 123-011
Brand: Replacement
Notes: Engine Coolant Reservoir -- ENGINE COOLANT RADIATOR OVERFLOW TANK, WITH CAP
Condition: New
Shipping Options: Free Ground Shipping
$31.95
with FREE Shipping
(53) In Stock
This Part Fits:
Catalog: E
Vehicle Engine
2005 Pontiac Grand Am 3.4L V6
Replacement Expansion Tank - for 2000 Pontiac Grand Am - 123-011 Click to Enlarge
5 Stars
Replacement 123-011
Expansion Tank
Loading Reviews...
Part Number: 123-011
Brand: Replacement
Notes: Engine Coolant Reservoir -- ENGINE COOLANT RADIATOR OVERFLOW TANK, WITH CAP
Condition: New
Shipping Options: Free Ground Shipping
$31.95
with FREE Shipping
(53) In Stock
This Part Fits:
Catalog: E
Vehicle
2000 Pontiac Grand Am
Front Dorman Expansion Tank - for 1999 Pontiac Grand Am 2.4L 4 Cyl - 603-109 Click to Enlarge
4.9 Stars
Dorman 603-109
Expansion Tank
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Part Number: 603-109
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: White
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1999 Pontiac Grand Am 2.4L 4 Cyl
Front Dorman Expansion Tank - for 2000 Pontiac Grand Am 2.4L 4 Cyl - 603-109 Click to Enlarge
4.9 Stars
Dorman 603-109
Expansion Tank
Loading Reviews...
Part Number: 603-109
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: White
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2000 Pontiac Grand Am 2.4L 4 Cyl
Front Dorman Expansion Tank - for 2003 Pontiac Grand Am 2.2L 4 Cyl - 603-109 Click to Enlarge
4.9 Stars
Dorman 603-109
Expansion Tank
Loading Reviews...
Part Number: 603-109
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: White
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2003 Pontiac Grand Am 2.2L 4 Cyl
Front Dorman Expansion Tank - for 2004 Pontiac Grand Am 2.2L 4 Cyl - 603-109 Click to Enlarge
4.9 Stars
Dorman 603-109
Expansion Tank
Loading Reviews...
Part Number: 603-109
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: White
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2004 Pontiac Grand Am 2.2L 4 Cyl
Front Dorman Expansion Tank - for 2002 Pontiac Grand Am 2.2L 4 Cyl - 603-109 Click to Enlarge
4.9 Stars
Dorman 603-109
Expansion Tank
Loading Reviews...
Part Number: 603-109
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: White
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2002 Pontiac Grand Am 2.2L 4 Cyl
Front Dorman Expansion Tank - for 2001 Pontiac Grand Am 2.4L 4 Cyl - 603-109 Click to Enlarge
4.9 Stars
Dorman 603-109
Expansion Tank
Loading Reviews...
Part Number: 603-109
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: White
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2001 Pontiac Grand Am 2.4L 4 Cyl
Front Dorman Expansion Tank - for 1997 Pontiac Grand Am 2.4L 4 Cyl - 603-115 Click to Enlarge
5 Stars
Dorman 603-115
Expansion Tank
Loading Reviews...
Part Number: 603-115
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: White
Package Contents: 1 Coolant Reservoir; 1 Cap
Shipping Options: Ground
$37.43
(9) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1997 Pontiac Grand Am 2.4L 4 Cyl
Front Dorman Expansion Tank - for 2005 Pontiac Grand Am 2.2L 4 Cyl - 603-109 Click to Enlarge
4.9 Stars
Dorman 603-109
Expansion Tank
Loading Reviews...
Part Number: 603-109
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: White
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2005 Pontiac Grand Am 2.2L 4 Cyl
Dorman Expansion Tank - for 2000 Pontiac Grand Am - W0133-2051490 Click to Enlarge
5 Stars
Dorman W0133-2051490
Expansion Tank
Loading Reviews...
Part Number: W0133-2051490
Brand: Dorman
Product Remark: w/Sensor
Condition: New
Shipping Options: Ground, Overnight, 2 Day
List Price:
$218.88
Our Price: $41.58
(2) In Stock
This Part Fits:
Catalog: A
Vehicle
2000 Pontiac Grand Am
Front Dorman Expansion Tank - for 1996 Pontiac Grand Am 2.4L 4 Cyl - 603-115 Click to Enlarge
5 Stars
Dorman 603-115
Expansion Tank
Loading Reviews...
Part Number: 603-115
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: White
Package Contents: 1 Coolant Reservoir; 1 Cap
Shipping Options: Ground
$37.43
(9) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1996 Pontiac Grand Am 2.4L 4 Cyl
Action Crash Expansion Tank - for 2005 Pontiac Grand Am - GM3014120 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: GM3014120
Brand: Action Crash
Notes: COOLANT RECOVERY TANK WITH CAP
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$238.32
Our Price: $61.98
(8) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2005 Pontiac Grand Am COOLANT RECOVERY TANK WITH CAP
SKP Expansion Tank - for 2005 Pontiac Grand Am 3.4L V6 - SK603109 Click to Enlarge
5 Stars
SKP SK603109
Expansion Tank
Loading Reviews...
Part Number: SK603109
Brand: SKP
Notes: Engine Coolant Reservoir
  • OE Style for easy replacement and fitment
Condition: New
Shipping Options: Ground
$19.72
(21) In Stock
This Part Fits:
Catalog: T
Vehicle Engine
2005 Pontiac Grand Am 3.4L V6
DIY Solutions Expansion Tank - for 2005 Pontiac Grand Am 3.4L V6 - HVA03078 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: HVA03078
Brand: DIY Solutions
Notes: Engine Coolant Reservoir -- V6 3.4L
Condition: New
Shipping Options: Free Ground Shipping
$45.95
with FREE Shipping
(2) In Stock
This Part Fits:
Catalog: Q
Vehicle Engine
2005 Pontiac Grand Am 3.4L V6
Brock Expansion Tank - for 2005 Pontiac Grand Am - 1667-0002 Click to Enlarge
5 Stars
Brock 1667-0002
Expansion Tank
Loading Reviews...
Part Number: 1667-0002
Brand: Brock
Notes: Engine Coolant Reservoir -- 99-03 Chevy Malibu Coolant Recovery Tank with Cap 04-05 Chevy Malibu Classic 99-05 Chevy Cavalier 99-05 Pontiac Grand Am 99-04 Oldsmobile Alero 03-06 Chevy SSR 99-05 Pontiac Sunfire 99 Oldsmobile Cutlass
Condition: New
Shipping Options: Free Ground Shipping
$51.98
with FREE Shipping
(14) In Stock
This Part Fits:
Catalog: K
Vehicle
2005 Pontiac Grand Am
AC Delco Expansion Tank - for 2005 Pontiac Grand Am - 22712361 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: 22712361
Brand: AC Delco
Notes: GM Original Equipment
Condition: New
Shipping Options: Ground
$56.97
View Details
This Part Fits:
Catalog: N
Vehicle
2005 Pontiac Grand Am

Related Cooling System Parts

Pontiac Grand Am Expansion Tank Reviews
5 of 5
Verified Customer
3/23/14 10:24 PM - USA

This unit not only looks good, but it was a perfect fit. To date, I have had no problems with it. Thank you Parts Geek!! - Greatlenny

- 2000 Pontiac Grand Am Expansion Tank
5 of 5
Verified Customer
5/3/14 10:36 AM - USA

Product is identical to replacement but shiny and new. Installs easily though the "low coolant" plug was a bitch to get plugged in. Should last the life of the car. - So easy I could do it....

- 2002 Pontiac Grand Am Expansion Tank
5 of 5
Verified Customer
7/5/14 03:00 PM - USA

Everything as listed. No problems, easy installation. Great because it is clear, and levels can be checked without opening the cap! - Great Product

- 1999 Pontiac Grand Am Expansion Tank
5 of 5
Verified Customer
5/5/15 02:41 PM - USA

Installed with no issues and product works as it should. - product came exactly as described

- 2004 Pontiac Grand Am Expansion Tank
5 of 5
Verified Customer
4/23/16 03:09 PM - USA

Wonderful product. When ordering car part, why go elsewhere? Quick shipping gets the job done. - Juan

- 2004 Pontiac Grand Am Expansion Tank
5 of 5
Verified Customer
5/3/17 11:09 AM - USA

Fit great shipped fast I was happy with the service provided - Bill B

- 1997 Pontiac Grand Am Expansion Tank