How much does a starter motor replacement cost?

A failing starter motor is a serious problem for drivers – and something that will need to be addressed immediately.

Replacing this essential component is unavoidable once it begins to wear out, but understanding the potential costs is important.

In this car maintenance guide, we will look at the average price to replace a starter motor, as well as what you can expect to pay based on your location in the UK.

How much does it cost to replace a starter motor?

The cost of a starter motor repair will depend on the car you drive, but according to the latest RAC data, the average cost of a starter motor repair is £330.

Below is the average price of a starter motor repair for specific brands available in the UK:

^{*Average price quoted for RAC Mobile Mechanics from 01/01/25 to 31/03/25.}

Repair cost for starter motor repair by location

Below you’ll find the average price of a Starter Motor repair for a range of locations across the UK according to RAC data^.

^{^Average price quoted for RAC Mobile Mechanics from 01/01/25 to 31/03/25.}

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How long does it take to replace starter motor?

Replacing a starter motor should only be carried out by an experience mobile mechanic or at your trusted local garage.

The process can take up to four hours – however, this can be affected by the make, model, size, age, design, and engine layout.

Some cars have the starter motor at the base of the engine and so are easier to get to – but in some vehicles, they are based in the centre of the engine components.

Signs your starter motor needs replacing

Before you take your vehicle to see a mechanic, these are the signs you should look out for with your faulty starter motor:

• Clicking sound when starting the engine
• Dashboard warning lights illuminating (specifically check engine light)
• Grinding sounds and feeling when initially moving the vehicle
• Smoke and burning smell coming from the engine
• Nothing happens when you turn the key or start the engine