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A4712006215 | Genuine Detroit Diesel® Coolant Thermostat For DDE13, DDE15
Detroit Diesel

A4712006215 | Genuine Detroit Diesel® Coolant Thermostat For DDE13, DDE15

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  • Product SKU: A4712006215
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$219.00 - $219.00
$219.00
$219.00 - $219.00
$219.00
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Description: Coolant Thermostat For DDE13, DDE15 Mercedes-Benz Actros MP4, Actros MP5, Atego
Condition: New
Brand: Detroit Diesel®
Part Number: A4712006215

Bill Of Materials

Name Quantity Part Number
Thermostat Housing Gasket 1  A4722030080
Mounting Bolts 4  11509514, 681832


Fitment Guide:

  • Mercedes-Benz Actros MP4
  • Mercedes-Benz Actros MP5
  • Mercedes-Benz Atego (new generation) (certain OM471-equipped models)

A coolant thermostat is a valve in a vehicle's engine cooling system that regulates the flow of engine coolant based on temperature. Its job is to help the engine reach and maintain its ideal operating temperature.

 
  • Helps the engine warm up quickly: When you start a cold engine, the thermostat stays closed so coolant remains in the engine. This allows the engine to reach its optimal operating temperature faster.
  • Prevents overheating: Once the engine reaches its designed temperature, the thermostat opens and allows coolant to flow through the radiator, where excess heat is removed.
  • Improves fuel efficiency: Engines run most efficiently at their normal operating temperature. A thermostat helps maintain that temperature, reducing fuel consumption.
  • Reduces engine wear: Cold engines experience more wear because the oil is thicker and doesn't lubricate as effectively. Faster warm-up helps reduce this wear.
  • Reduces emissions: Modern engines produce fewer harmful emissions when operating at their intended temperature.
  • Provides effective cabin heating: The vehicle's heater relies on hot engine coolant. A properly functioning thermostat helps the heater produce warm air sooner.


Signs of Faulty:

 

If the thermostat is stuck closed (more serious)

  • Engine overheats quickly.
  • Temperature gauge climbs into the red zone.
  • Coolant may boil over into the overflow tank.
  • Heater may stop blowing hot air, even when the engine is hot, because coolant isn't circulating properly.
  • You may see a high engine temperature warning light.

If the thermostat is stuck open

  • Engine takes a long time to warm up.
  • Temperature gauge stays below its normal operating range.
  • Poor cabin heat in cold weather.
  • Reduced fuel economy, because the engine stays cooler than intended.
  • The check engine light may come on with codes related to engine temperature (such as P0128 on many vehicles).

Other possible symptoms

  • Temperature gauge fluctuates unexpectedly.
  • Coolant leaks around the thermostat housing (if the housing or gasket has failed).
  • Engine performance may feel slightly off if the engine never reaches proper operating temperature.


Manufacturer information
A subsidiary of Daimler Trucks North America, Detroit Diesel® is a worldwide leader in manufacturing state-of-the-art engines, transmissions, and axles for various applications, including Western Star Trucks and Freighliner. Established more than 80 years ago, the company has expanded its product lineup to include telematics and advanced safety systems for a complete trucking solution. It takes pride not just on its product coverage but also its undying commitment to excellent customer service. It is composed of passionate, highly skilled, and knowledgeable people who ensure Detroit Diesel remains at the forefront of the heavy-duty engine and chassis components manufacturing industry. Headquartered in Detroit, MI, the company focuses on providing only the highest quality and innovative trucking solutions in the industry.

Warranty
First Truck Parts offers a 365-days warranty for all types of parts and in any condition. The warranty applies only to buyers who have placed an order on our website.

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