How to remove and reinstall a Coolant Reservoir on Honda Ridgeline?

To replace the coolant reservoir, lift the reservoir off its bracket and out of the engine compartment. Clean the inside of the tank with soapy water and a brush to remove any deposits and inspect the reservoir carefully for cracks. If you find a crack, replace the reservoir. Installation is the reverse of removal.

Genuine Honda Ridgeline Coolant Reservoir

Coolant Tank Reservoir

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3 Coolant Reservoirs found

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Honda Ridgeline Tank, Reserve
Part Number: 19101-5J6-A00
$19.52 MSRP: $27.56
You Save: $8.04 (30%)
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Product Specifications
- Other Name: Expansion Tank; Reservoir Tank
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2017-2019 Honda Ridgeline | 4 Door Black, 4 Door RT (2WD), 4 Door RT (AWD), 4 Door RTL, 4 Door RTL (2WD), 4 Door RTL (AWD), 4 Door RTS (2WD), 4 Door RTS (AWD), 4 Door Sport (2WD), 4 Door Sport (AWD) | KA 6AT
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Honda Ridgeline TANK, RESERVE
Part Number: 19101-RLV-A00
$11.93 MSRP: $16.85
You Save: $4.92 (30%)
ADD TO CART
Product Specifications
- Other Name: Expansion Tank, Reservoir Tank
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2020-2023 Honda Ridgeline | 4 Door Black, 4 Door RTL, 4 Door RTL (2WD), 4 Door RTL (AWD), 4 Door Sport (2WD), 4 Door Sport (AWD), Black Edition, RTL, RTL-E, Sport | KA 9AT
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Honda Ridgeline Tank, Reserve
Part Number: 19101-RDJ-A01
$34.23 MSRP: $48.35
You Save: $14.12 (30%)
ADD TO CART
Product Specifications
- Other Name: Expansion Tank; Reservoir Tank
- Replaces: 19101-RDJ-A00
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2006-2014 Honda Ridgeline | 4 Door RT, 4 Door RTL, 4 Door RTS, 4 Door RTX, 4 Door Sport | KA 5AT

Honda Ridgeline Coolant Reservoir Parts Questions & Experts Answers

Tank, Reserve
19101-RDJ-A01
Q: How to remove and reinstall a Coolant Reservoir on Honda Ridgeline?
A: To replace the coolant reservoir, lift the reservoir off its bracket and out of the engine compartment. Clean the inside of the tank with soapy water and a brush to remove any deposits and inspect the reservoir carefully for cracks. If you find a crack, replace the reservoir. Installation is the reverse of removal.