"Engine Preheat" vs. "Engine Heater"

[David Brady]

On my LXi, there's a pair of coolant hoses going to the A-H, and
a pair going to the dash heater - independent systems. I don't know
when BB started doing it differently then your's Marty.

David Brady
'02 LXi, NC

martingregg598 wrote:
>
> Hi Pete, on my 95 BMC 37' the Aqua Hot engine preheat loop runs through
> the dash heater core, so if I have the dash heater, hot-cold lever in
> the cool position the valve is closed and the hot engine coolant coming
> through the Aqua Hot to the dash heater can't pass through back to the
> engine, no loop. I discovered this one day when I had the A/H engine
> preheat on and I was playing around with something under the dash and
> felt the hot line on one side of the valve and cold on the other. I
> can't help but wonder if the installers at BB put all of the A/H
> plumbing in the same way? My instruction manual says not to have the
> A/H engine preheat on while the engine is running. Good Luck.
> Marty Gregg
> 95 BMC 37
> Kennewick, WA.
>
>
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