How to service and repair the thermostat in a 3.9L engine on 2004 Lincoln LS?

To fix the thermostat of a 3.9L engine, remove the engine cover, air cleaner tube, drain the cooling system and proceed with a removal sequence according to order as shown in the illustrations. Install parts, fill and bleed the cooling system. Installation Use an 18 mm wrench to fix the thermostat, and make sure it is placed correctly.

OEM 2004 Lincoln LS Thermostat

Engine Coolant Thermostat

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2 Thermostats found

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2004 Lincoln LS Thermostat Part Number: 1X4Z-8575-DB
$10.22 MSRP: $14.14
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Product Specifications
- Other Name: Thermostat Assembly
- Manufacturer Note: Requires F1VY 8255 A Seal
- Replaces: 1X4Z-8575-DA
- Base No.: 8575
- Item Weight: 0.40 Pounds
- Item Dimensions: 3.9 x 2.4 x 2.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 1X4Z-8575-DB
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
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Fits the following 2004 Lincoln LS Submodels:
- Appearance, Base, LSE, Luxury, Premium | 6 Cyl 3.0 L GAS
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2004 Lincoln LS Thermostat Part Number: 2W9Z-8575-AB
Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Base No.: 8575
- Item Weight: 0.40 Pounds
- Item Dimensions: 6.1 x 4.2 x 4.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 2W9Z-8575-AB
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2004 Lincoln LS Submodels:
- Base, LSE, Sport, Ultimate | 8 Cyl 3.9 L GAS

2004 Lincoln LS Thermostat

If you're seeking quality and affordability, look no further than our extensive inventory of genuine 2004 Lincoln LS Thermostat available at FordPartsDeal.com. You can confidently purchase our OEM 2004 Lincoln LS Thermostat as they are supported by the manufacturer's warranty and our hassle-free return policy, alongside the benefit of our fast delivery service.

2004 Lincoln LS Thermostat Parts Q&A

Q: How to service and repair the thermostat in a 3.9L engine on 2004 Lincoln LS?
A: To fix the thermostat of a 3.9L engine, remove the engine cover, air cleaner tube, drain the cooling system and proceed with a removal sequence according to order as shown in the illustrations. Install parts, fill and bleed the cooling system. Installation Use an 18 mm wrench to fix the thermostat, and make sure it is placed correctly.