Sounds like the thermostat is stuck closed thus flow restricted.
Jim Knox, 91 Dak 318 LA ----- Original Message -----
From: <ethan@ethanschwartz.com>
To: <dakota-truck-moderator@bent.twistedbits.net>
Sent: Thursday, January 15, 2004 7:18 PM
Subject: DML: cold hoses, temp gauge at normal?
>
> Ok people, put your heads together for this...
>
> It's been really cold around here (as I'm sure you all know)... but my
heat is
> worthless... when I'm moving I get hardly any heat, the interior maybe
hits
> like ~50* after a 15-20 mi drive...
>
> The temp gauge reads about 1/4"-1/2" below the 210-mark, which I think is
about
> right, considering it should be a 195* stat?
>
> But..... I let the truck idle while I stopped off at my mom's tonight...
15
> minutes turned into 3 hours... then I drove home (20mi)... got gas (truck
still
> running)... and opened the hood (still running) and the hoses (upper
radiator
> and both heater) were all barely warm to the touch, about the temp of a
hot
> shower... I've never owned a car/truck where the hoses are NOT scalding
hot
> after it's been running for a while...
>
> What are the chances that the previous owner was some kind of a genius who
> thought that colder is better, put in a 160* stat and then tossed a
resistor
> in-line w/ the temp sensor to fool the computer into thinking the engine
is
> running hoter then it is?
>
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