BMW 3 Series Coupe Radiator temperature sensor replacement Cost
2003–2006 · Engine, Fuel & Emissions system
Typical range
$182–$777
Parts + labour
Labour hours
0.8–2.5h
At a typical garage
The radiator dissipates engine heat into the outside air; leaks, blockages or damaged fins reduce cooling capacity and can lead to overheating. Aluminium radiators corrode faster if coolant is not changed on schedule. BMW 3 Series Coupe radiator replacement typically costs $182–$777.
Typical parts included
- Radiator temperature sensor
What affects the price
- OEM vs aftermarket radiator (quality varies widely)
- Whether associated hoses and coolant are replaced at the same time
- Automatic transmission models often have an integrated transmission cooler, adding cost
Common questions
How long does this repair take?
Radiator temperature sensor replacement on a BMW 3 Series Coupe typically takes 0.8–2.5 hours at a garage.
How often does this need to be done?
For a BMW 3 Series Coupe, this is typically needed radiators are replaced on failure; good coolant maintenance maximises lifespan (often 150,000+ miles).
Other engine, fuel & emissions system repairs on the BMW 3 Series Coupe
- ABS hydraulic unit replacement$425–$765
- ABS sensor replacement$175–$315
- ABS system bleeding$140–$252
- AC compressor clutch replacement$350–$630
- AC compressor replacement$375–$675
Radiator temperature sensor replacement cost on similar cars
- MERCEDES BENZ E-Klasse Coupe and predecessors$165–$297
- AUDI A5$165–$297
- SAAB 9-3 Coupe$165–$297
- PORSCHE 911 Carrera 4$182–$327
- FORD Mustang$163–$299
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