Where must extra care be taken when using an endurance brake (retarder)?

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Not quite, but now you know for next time!

Where must extra care be taken when using an endurance brake (retarder)?

On slippery roads

Correct answer

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DVSA explanation

The endurance brake (retarder) slows the vehicle without the use of the wheel-mounted brakes. However, care should be taken in slippery conditions, when the retarder's effect can be powerful enough to cause a skid.

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