ROLLS-ROYCE Phantom Engine thermostat replacement Cost
2003–2009 · Engine, Fuel & Emissions system
Typical range
$259–$466
Parts + labour
Labour hours
0.7–3h
At a typical garage
The thermostat regulates engine temperature by controlling coolant flow to the radiator. A stuck-closed thermostat causes overheating; a stuck-open one keeps the engine running cold, increasing wear and reducing heater output. ROLLS-ROYCE Phantom thermostat replacement costs $259–$466.
What affects the price
- OEM vs aftermarket thermostat (OEM strongly recommended for reliability)
- Whether the housing and gasket are replaced too
- Coolant top-up cost after the job
Common questions
How long does this repair take?
Engine thermostat replacement on a ROLLS-ROYCE Phantom typically takes 0.7–3 hours at a garage.
How often does this need to be done?
For a ROLLS-ROYCE Phantom, this is typically needed thermostats are replaced on failure; typical lifespan is 80,000–100,000 miles.
Other engine, fuel & emissions system repairs on the ROLLS-ROYCE Phantom
- ABS hydraulic unit replacement$595–$1.1k
- ABS sensor replacement$245–$441
- ABS system bleeding$196–$353
- AC compressor clutch replacement$490–$882
- AC compressor replacement$525–$945
Engine thermostat replacement cost on similar cars
- BMW 5 Series Sedan$204–$366
- AUDI A8$204–$366
- MERCEDES BENZ S-Klasse and predecessors$204–$366
- MASERATI Ghibli$204–$366
- BENTLEY Continental GT$259–$466
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