On Sun, 28 Sep 2003, Robert Steven Fish wrote:

> If you are paranoid about your head gaskets, you can also run the high speed
> fan for a few minutes after you stop driving on the highway, and then leave
> it on for a few after the car is off.

I can't see how this would help, since when the engine stops running, the
water pump also stops.  You'll cool the coolant in the radiator, but it
won't get back to the engine.

David Brodbeck, N8SRE
'82 Diesel Westfalia
'94 Honda Civic Si