I had the same symptoms in the DAKSY & it turned out to be the temperature
gage sending unit.
Scared the Beejeezus outta me when it first happened.
Like in your case, the coolant overflow reservoir was at normal level...
Bob (DAKSY) Smith
DAKSY2K on AIM
2K SY Dakota Sport +
V-6 4 x 4 5 speed
2K08 HD Softail CrossBones
Satin Black (Not Yellow)
http://home.nycap.rr.com/daksy/
Averill Park, NY
> This is a weird one, and I'm not sure what is causing it. Here is the
> scenario:
> Start up until engine is at operating temp is about 3 minutes. After about
> 3
> minutes, the temp climbs past the norm, and proceeds to the max reading on
> the gauge. I'd say it takes about 15-30 seconds to get there.
> At this point, if I floor it or rev the engine in neutral, or turn off the
> engine and restart, the temp gauge goes up to the max reading for a second
> or two, and then drops back to the norm reading in about 3-5 seconds. Then
> it is rock solid and doesn't ever show any kind of overheat. I never hear
> any boiling sounds or see steam coming from the engine. The coolant bottle
> is full.
>
> This leads me to believe something is getting "stuck". I already changed
> the
> thermostat thinking it was sticking. But it hasn't fixed it. What else do
> I
> need to look at?
>
> Oh, and this isn't my truck, it is a '95 plymouth voyager. :) I was hoping
> you mechanical wizards might be able to point me in a direction to try and
> fix this.
>
> Thanks guys!
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This archive was generated by hypermail 2b29 : Fri Sep 05 2008 - 15:32:20 EDT