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Pressure washing car engines

I am about to sell the above vehicle and am having it valeted inside and out by an outfit recommended by my garage. Should I have the engine compartment, which is actually not that dirty,pressure washed or in doing so do I run the risk of messing up the electrics?

Asked on 14 April 2012 by David Prentice

Answered by Honest John
Definitely not.
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More of the same. Modernised with sharper looks. Quick 2.8 twin-turbo. Strong diesels. Spare parts still readily available.