Part prices for a 2007 Honda Pilot thermostat typically range from about $12 to $120, with labor around $100 to $250. Expect installed totals roughly $140 to $370, depending on parts (aftermarket vs OEM) and local labor rates.
What a thermostat does in a 2007 Honda Pilot
The thermostat regulates coolant flow between the engine and radiator. When the engine is cold, the thermostat stays closed to help it reach optimal operating temperature quickly. Once warmed, it opens to allow coolant to circulate and prevent overheating. In the Pilot’s 3.5L V6, a failing thermostat can lead to overheating, erratic heater performance, or poor fuel economy.
Price ranges for the thermostat and related parts
Prices vary depending on whether you buy an aftermarket part, an OEM part, or a thermostat housing assembly. The ranges below reflect typical U.S. market pricing as of 2024–2026.
- Thermostat (standalone, aftermarket): $12–$40
- Thermostat (standalone, OEM): $60–$100
- Thermostat housing assembly (with thermostat, OEM or aftermarket): $90–$180
When shopping, consider whether the housing is included, and whether the package includes a gasket and coolant. Higher-quality or dealership-sold components typically carry longer warranties.
Labor and additional costs
The cost of installation depends on labor rates and the job’s difficulty. Replacing the thermostat is usually a 1–2 hour job on the 2007 Pilot, with shop rates commonly ranging from $80 to $150 per hour.
- Labor to replace the thermostat: 1–2 hours at $80–$150/hour
- Coolant and incidental parts (gasket, seal, clamps): $15–$40
- Diagnostics or shop fees (if applicable): $0–$100
Ultimately, the total installed price will depend on whether you opt for a standalone thermostat or a housing assembly, plus local labor rates and any coolant flush you choose to perform.
Where to buy and how to save
To save money, compare prices at local auto parts stores, online retailers, and Honda dealerships. Check whether the part includes a gasket and coolant, and read warranty terms. Some shops offer price matching or package deals that include labor and fluids.
OEM vs aftermarket considerations
OEM parts tend to cost more but are guaranteed to fit precisely and may come with a longer warranty. Aftermarket parts are usually cheaper and can offer solid reliability if you choose respected brands. Always verify compatibility with your exact vehicle (2007 Honda Pilot with 3.5L V6) before purchasing.
Tips for getting a clear quote
Ask for a written estimate that itemizes parts and labor, confirm whether the thermostat housing is included, and inquire about coolant disposal and any necessary tests. If overheating has occurred, request a coolant change or a system flush if recommended.
Summary
Replacing a thermostat on a 2007 Honda Pilot is a common, relatively affordable repair. Part costs range from roughly $12 to $180 depending on aftermarket versus OEM and whether you need just the thermostat or a housing assembly. Labor typically adds $100 to $250, with total installed costs commonly between $140 and $430, depending on region and shop rates. Always obtain a detailed, written estimate and confirm what’s included (gasket, coolant, etc.) before proceeding.