How to Maintain and Repair a Coolant Reservoir on 2009 Dodge Avenger?

In order to service the coolant reservoir, drain the coolant below the recovery container. Take out the power steering reservoir screw and unattach the hose of the return. Next, remove the mounting bolts, and break the hose in the bottom before the final operation of removing the coolant recovery container.

OEM 2009 Dodge Avenger Coolant Reservoir

Coolant Tank Reservoir

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2 Coolant Reservoirs found

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2009 Dodge Avenger Expansion Tank Part Number: 5058511AE
$44.35 MSRP: $64.95
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Product Specifications
- Other Name: Bottle - Pressurized Coolant; Engine Coolant Reservoir; Reservoir Tank; Reservoir; Bottle Pressurized Coolant; Coolant Reservoir
- Replaces: 5058511AD, 5058511AC, 5058511AB
- Item Weight: 2.00 Pounds
- Item Dimensions: 6.9 x 7.4 x 15.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5058511AE
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2009 Dodge Avenger Submodels:
- Express, Heat, Lux, Mainstreet, R/T, SE, SXT, SXT Plus | 2.7L V6, 3.5L V6, 4 Cyl 2.4 L GAS, 6 Cyl 2.7 L FLEX, 6 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS, 6 Cyl 3.6 L FLEX
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2009 Dodge Avenger Expansion Tank Part Number: 5058371AE
Product Specifications
- Other Name: Bottle - Coolant Recovery; Engine Coolant Reservoir; Reservoir Tank; Reservoir; Bottle Coolant Recovery; Coolant Reservoir
- Replaces: 5058371AC, 5058371AD
- Item Weight: 1.20 Pounds
- Item Dimensions: 6.8 x 7.2 x 16.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5058371AE
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2009 Dodge Avenger Submodels:
- Express, Lux, Mainstreet, R/T, SE, SXT | 2.4L L4, 4 Cyl 2.4 L GAS

2009 Dodge Avenger Coolant Reservoir Parts and Q&A

Q: How to Maintain and Repair a Coolant Reservoir on 2009 Dodge Avenger?
A: In order to service the coolant reservoir, drain the coolant below the recovery container. Take out the power steering reservoir screw and unattach the hose of the return. Next, remove the mounting bolts, and break the hose in the bottom before the final operation of removing the coolant recovery container.