> << It happened after about 30 minutes on the freeway at about 60 miles
> per hour.  He was slowing down on an exit ramp.  >>
>
> Hi Debra.
>
> I've had the absolutely exact same thing happen with my '90 Syncro -
> slowing down on an exit ramp after a while at 65-70 MPH. It'll happen
> several times over a week or so, then not for a while, then again a few
> times in a row. Well guess what I've found? Since driving 150+ miles in
> a day would be a longer than usual trip for my van, and I would typically
> check the fluids before departing, topping up if needed. If I top up the
> oil a little too much, the oil pressure light/buzzer will come on while
> decelerating after extended high-speed cruising. Why? I don't know,
> really. There might be a problem with some other component that having
> too much oil exacerbates, however, since I started being careful n-o-t
> to overfill the oil, I have not had the buzzer come on at all. Correlation
> does not imply causation, of course, and my sample size is in no way
> statistically significant, so ymmv. I just use regular orange oil filters
> - I like the ones with the grippy black stuff on the end - and plain old
> organic oil of the correct viscosity for the season, btw, and have not
> had any other lubrication-related issues.
>
> Doug Fitz-Randolph
> Freeport, ME
> '90 Syncro
>
>