Is Your Radiator Cap in Need of Replacement? How to Inspect and Determine Its Condition on 2009 Jeep Patriot?

Inspect the radiator cap by checking whether the vent valve (6) at the bottom is open, if it is open then replace the cap. Also, replace it if the rubber seal (5) is swollen. Be sure any replacement cap is suitable for full pressure coolant systems for proper coolant return.

OEM 2009 Jeep Patriot Radiator Cap

Cooling Radiator Cap

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2 Radiator Caps found

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2009 Jeep Patriot Radiator Cap Part Number: 4596198
$26.33 MSRP: $37.85
You Save: $11.52 (31%)
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Product Specifications
- Other Name: Cap - Radiator; Engine Coolant Reservoir Cap; Reservoir Cap; Recovery Tank Cap; Cap for Coolant Recovery Bottle; Radiator Cap 04596198
- Replaces: 5086226AA
- Item Weight: 0.60 Pounds
- Item Dimensions: 9.5 x 6.1 x 1.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4596198
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2009 Jeep Patriot Submodels:
- 75th Anniversary, Latitude, Latitude X, Limited, Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L GAS
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2009 Jeep Patriot Serpentine Belt Part Number: 55111074AC
$32.96 MSRP: $48.85
You Save: $15.89 (33%)
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Product Specifications
- Other Name: Cap - Coolant Recovery Bottle; Engine, Washer, Radiator Caps; Serpentine & V-Belts; Reservoir Cap; Filler Cap; Reservoir Tank Cap; Recovery Tank Cap; Cap
- Replaces: 55111074AA, 4682828, 5017468AA, 55111074AB
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 55111074AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following 2009 Jeep Patriot Submodels:
- 75th Anniversary, Latitude, Latitude X, Limited, Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L GAS

2009 Jeep Patriot Radiator Cap Parts and Q&A

Q: Is Your Radiator Cap in Need of Replacement? How to Inspect and Determine Its Condition on 2009 Jeep Patriot?
A: Inspect the radiator cap by checking whether the vent valve (6) at the bottom is open, if it is open then replace the cap. Also, replace it if the rubber seal (5) is swollen. Be sure any replacement cap is suitable for full pressure coolant systems for proper coolant return.