Low coolant level did this in my 84. Leaks were not obvious, but were
several  and included the radiator cap (duh). Don't let it go; find out
what's causing it. If the concentration of coolant is off it gets really
sensitive.
----- Original Message -----
From: "Doug Alcock" <doug.alcock@HEWITT.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Tuesday, August 20, 2002 6:20 AM
Subject: Crazy Coolant Light Question

> Hi gang,
>
>         My coolant warning light seems to have lost its mind. When I start
> the van the light blinks and the temp needle goes off the scale. After
> driving for a while it will return to normal behaviour and then start
> blinking again. This is making me crazy --------any thoughts on what the
> problem might be???
>
> Thanks,
> Doug
>