How to Maintain a Thermostat for a 4.0L Engine on 2004 Jeep Grand Cherokee?

To service thermostat in a 4.0L engine drain coolant under thermostat cover. Always use appropriate tools in constant tension clamps and use safety glasses. Disconnect the temperature sensor, remove hoses and change the thermostat and gasket. After turning on the engine, reassemble, tighten the bolts, fill up on coolant and ensure that there is no leakage.

OEM 2004 Jeep Grand Cherokee Thermostat

Engine Coolant Thermostat

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2 Thermostats found

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2004 Jeep Grand Cherokee Thermostat (Not Including Gaskets) Part Number: 52028186AC
$38.42 MSRP: $56.25
You Save: $17.83 (32%)
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Product Specifications
- Other Name: Engine Coolant Thermostat
- Replaces: 52028186AB
- Item Weight: 0.50 Pounds
- Item Dimensions: 1.8 x 2.4 x 2.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 52028186AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2004 Jeep Grand Cherokee Submodels:
- Laredo, Limited, Orvis, Special Edition, Sport, TSi | 4.0L V6, 6 Cyl 4.0 L GAS
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2004 Jeep Grand Cherokee Front Cover Part Number: 68174083AA
$44.16 MSRP: $56.85
You Save: $12.69 (23%)
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Product Specifications
- Other Name: Thermostat; Engine Coolant Thermostat Housing Gasket; Engine Coolant Thermostat
- Replaces: 52079476AB, 52079476AC, 52079476AD, 52079476AE
- Item Weight: 0.60 Pounds
- Item Dimensions: 2.1 x 2.6 x 2.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 68174083AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2004 Jeep Grand Cherokee Submodels:
- 65th Anniversary Edition, Laredo, Limited, Overland, Special Edition, Sport | 3.7L V6, 4.7L V8, 6 Cyl 3.7 L GAS, 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS

2004 Jeep Grand Cherokee Thermostat Parts and Q&A

Q: How to Maintain a Thermostat for a 4.0L Engine on 2004 Jeep Grand Cherokee?
A: To service thermostat in a 4.0L engine drain coolant under thermostat cover. Always use appropriate tools in constant tension clamps and use safety glasses. Disconnect the temperature sensor, remove hoses and change the thermostat and gasket. After turning on the engine, reassemble, tighten the bolts, fill up on coolant and ensure that there is no leakage.