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Change Car Water Pump

Easy 2h00–5h00 ~200–500£
Estimated time 2h00–5h00
Estimated labour cost ~200–500£
Difficulty Easy

What is the function of a Mercedes-Benz SLK water pump?

The water pump circulates the coolant through the engine and radiators. Together with the thermostat, it maintains the engine within its operating temperature range. Most engines have a mechanical water pump driven by the timing belt or an accessory belt.

When should you change the Mercedes-Benz SLK water pump?

If the water pump is driven by the timing belt, it is strongly recommended to replace it at the same time as the timing belt kit. Signs of failure include: coolant leak from the pump weep hole, grinding or whining noise, engine overheating.

Is it difficult to change the Mercedes-Benz SLK water pump?

Difficulty level 2/5: technically easy if replaced as part of a timing belt kit change. If replaced independently, the timing belt must be removed and refitted, requiring engine timing tools.

3 models covered

Model Year Range Engines covered Fuel
SLK 1996-2004 1996-2004 200 Kompressor, -LPG LPG,Petrol (111.958), 230 Kompressor, -LPG LPG,Petrol (111.983), 32 AMG Kompressor Petrol (112.960), 320, -LPG LPG,Petrol (112.947) LPG, Petrol
SLK 2004-2010 2004-2010 200 Kompressor, -LPG LPG,Petrol (271.944), 200 Kompressor, -LPG LPG,Petrol (271.954), 280, -LPG LPG,Petrol (272.942), 350 Petrol (272.969), 350, -LPG LPG,Petrol (272.963), 55 AMG Petrol (113.989), 55 AMG Petrol (113.989) LPG, Petrol
SLK 2011-2016 2011-2016 200 Petrol (274.920), 250 BlueEFF Petrol (271.861), 250 CDI Diesel (651.980), 300 Petrol (274.920), 350 BlueEFF Petrol (276.956), 55 AMG Petrol (152.980) Diesel, Petrol