How do you remove the radiator and coolant reservoir in Toyota Sienna?

For 2004 and later models, remove the engine cover, front wheel, splash shield, air inlets, battery, and front bumper. Disconnect hoses, and wiring, and remove the hood latch support bar, upper radiator support bar, and fluid hoses. Remove the headlight assembly, side air deflector, and bracket. Remove the pressure tube assembly, radiator support cushions, upper support, and bolts. Lift out the radiator and fan assembly. To reinstall, reverse the procedure, fill the cooling system with antifreeze and water, check for leaks, and add transaxle fluid. For coolant reservoir removal, remove the reservoir, pour out the coolant, inspect for damage, and replace if necessary.

Genuine Toyota Sienna Coolant Reservoir

Coolant Tank Reservoir

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7 Coolant Reservoirs found

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Toyota Sienna Reserve Tank Assembly, R
Part Number: 16470-0P040
$87.20 MSRP: $122.93
You Save: $35.73 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Tank Assy, Radiator Reserve; Expansion Tank, Reservoir Tank
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2011-2020 Toyota Sienna | LE, SE, STD, XLE | 4 Cyl 2.7L, 6 Cyl 3.5L | 1ARFE, 2GRFE, 2GRFKS; 1ARFE, 2GRFE, 2GRFKS; ASL30L-PFTEKA, ASL30L-PRTEKA, GSL30L-PFTDKA, GSL30L-PFTEKA, GSL30L-PFTQKA, GSL30L-PFZDHA, GSL30L-PFZEHA, GSL30L-PFZQHA, GSL30L-PRTEKA, GSL30L-PRTQKA, GSL30L-PRTSKA, GSL30L-PRZEHA, GSL30L-PRZQHA, GSL30L-PRZSHA, GSL33L-SBTDKA, GSL33L-SBZDHA, GSL33L-SEZDHA, GSL35L-PFTDKA, GSL35L-PFTEKA, GSL35L-PFTQKA, GSL35L-PFZEHA, GSL35L-PFZQHA, GSL35L-PFZSHA
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Toyota Sienna Reserve Tank Assembly, R
Part Number: 16470-0P130
$78.23 MSRP: $110.28
You Save: $32.05 (30%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Expansion Tank, Reservoir Tank
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2021-2022 Toyota Sienna | 4 Cyl 2.5L | A25AFXS; A25AFXS; AXLH40L-PNXLHA, AXLH40L-PNXSHA, AXLH40L-PNXXHA, AXLH40L-PPXEHA, AXLH40L-PPXXHA, AXLH45L-PNXLHA, AXLH45L-PNXSHA, AXLH45L-PNXXHA, AXLH45L-PPXEHA
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Toyota Sienna Tank Assy, Radiator Reserve
Part Number: 16470-0A040
$65.37 MSRP: $92.14
You Save: $26.77 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Reservoir Assembly
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1998-2003 Toyota Sienna | CE, LE | 6 Cyl 3.0L | 1MZFE; 1MZFE; MCL10L-GFSDKA, MCL10L-GFSDKK, MCL10L-GFSGKA, MCL10L-GFSGKK, MCL10L-PFSDKA, MCL10L-PFSDKK, MCL10L-PFSGKA, MCL10L-PFSGKK, MCL10L-SESDKA, MCL10L-SESDKK
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Toyota Sienna Tank Kit, Radiator, Lower
Part Number: 04166-08011
$240.49 MSRP: $344.85
You Save: $104.36 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Position: Lower
- Replaced by: 04166-08012
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1998-1999 Toyota Sienna | CE, LE | 6 Cyl 3.0L | 1MZFE; 1MZFE; MCL10L-GFSDKA, MCL10L-GFSDKK, MCL10L-GFSGKA, MCL10L-GFSGKK, MCL10L-PFSDKA, MCL10L-PFSDKK, MCL10L-PFSGKA, MCL10L-PFSGKK, MCL10L-SESDKA, MCL10L-SESDKK
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Toyota Sienna Tank Kit, Radiator, Lower
Part Number: 04166-08012
Product Specifications
- Position: Lower
- Replaces: 04166-08011
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1998-2002 Toyota Sienna | CE, LE | 6 Cyl 3.0L | 1MZFE; 1MZFE; MCL10L-GFSDKA, MCL10L-GFSDKK, MCL10L-GFSGKA, MCL10L-GFSGKK, MCL10L-PFSDKA, MCL10L-PFSDKK, MCL10L-PFSGKA, MCL10L-PFSGKK, MCL10L-SESDKA, MCL10L-SESDKK
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Toyota Sienna Tank Kit, Radiator, Upper
Part Number: 04165-08011
Product Specifications
- Position: Upper
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1998-2003 Toyota Sienna | CE, LE | 6 Cyl 3.0L | 1MZFE; 1MZFE; MCL10L-GFSDKA, MCL10L-GFSDKK, MCL10L-GFSGKA, MCL10L-GFSGKK, MCL10L-PFSDKA, MCL10L-PFSDKK, MCL10L-PFSGKA, MCL10L-PFSGKK, MCL10L-SESDKA, MCL10L-SESDKK
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Toyota Sienna Tank Kit, Radiator, Lower
Part Number: 04166-08020
Product Specifications
- Position: Lower
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2001-2003 Toyota Sienna | CE, LE | 6 Cyl 3.0L | 1MZFE; 1MZFE; MCL10L-PFSDKA, MCL10L-PFSDKK, MCL10L-PFSGKA, MCL10L-PFSGKK

Toyota Sienna Coolant Reservoir

coolant reservoir in Toyota Sienna automobile is comprised of an engine cooling system that needs to accredit the function to minimize the Coolant from dripping while at the same time making sure that there is no air present in the system. It helps to guard the system from the formation of rust and corrosion due to the presence of air and to leakage of poisonous antifreeze. There are two main types of Coolant Reservoirs used in Sienna vehicles: over flow tank systems and the expansion tank systems which have entirely different ways of controlling the coolants level and pressure. An annual inspection is advised to look for such signs as cracks, leaks, and any other signs of aging or damage from heat cycles.

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Toyota Sienna Coolant Reservoir Parts Questions & Experts Answers

Tank Kit, Radiator, Lower
04166-08011
Q: How do you remove the radiator and coolant reservoir in Toyota Sienna?
A: For 2004 and later models, remove the engine cover, front wheel, splash shield, air inlets, battery, and front bumper. Disconnect hoses, and wiring, and remove the hood latch support bar, upper radiator support bar, and fluid hoses. Remove the headlight assembly, side air deflector, and bracket. Remove the pressure tube assembly, radiator support cushions, upper support, and bolts. Lift out the radiator and fan assembly. To reinstall, reverse the procedure, fill the cooling system with antifreeze and water, check for leaks, and add transaxle fluid. For coolant reservoir removal, remove the reservoir, pour out the coolant, inspect for damage, and replace if necessary.