How to Service and Repair a Radiator Cap on 2000 Dodge Durango?

To service the radiator cap, clean it with mild soap and water. Inspect it at eye level; if the vent valve doesn't open or light shows between the valve and gasket, replace the cap. Ensure the new cap is designed for a coolant reserve system with a sealed diaphragm spring.

OEM 2000 Dodge Durango Radiator Cap

Cooling Radiator Cap

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2 Radiator Caps found

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2000 Dodge Durango Radiator Cap Part Number: 5278767AB
$18.07 MSRP: $26.45
You Save: $8.38 (32%)
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Product Specifications
- Other Name: Cap - Radiator; Engine Coolant Reservoir Cap; Reservoir Cap; Filler Cap; Cap; Cap Radiator
- Replaces: 5278767AA, 5183710AA
- Item Weight: 0.60 Pounds
- Item Dimensions: 1.5 x 2.7 x 2.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5278767AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2000 Dodge Durango Submodels:
- Adventurer, Base, Limited, Limited Hybrid, R/T, SE, SLT, SLT Plus, ST, SXT, Sport | 6 Cyl 3.7 L GAS, 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS, 8 Cyl 5.2 L GAS, 8 Cyl 5.7 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 5.7 L GAS, 8 Cyl 5.9 L GAS
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2000 Dodge Durango 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 2000 Dodge Durango Submodels:
- Base, Limited, R/T, SLT, SLT Plus, ST, SXT, Sport | 3.7L V6, 4.7L V8, 5.2L V8, 5.7L V8, 5.9L V8, 6 Cyl 3.7 L GAS, 8 Cyl 4.7 L GAS, 8 Cyl 5.2 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 5.9 L GAS

2000 Dodge Durango Radiator Cap Parts and Q&A

Q: How to Service and Repair a Radiator Cap on 2000 Dodge Durango?
A: To service the radiator cap, clean it with mild soap and water. Inspect it at eye level; if the vent valve doesn't open or light shows between the valve and gasket, replace the cap. Ensure the new cap is designed for a coolant reserve system with a sealed diaphragm spring.