re: e36 Overheating

[John G.Burns <john@xxxxxxxxxxxxxxxxxxxx>]

>I have a 92 325is with about 140,000 miles.  Over the last 1,000 miles or so
>the temperature guage goes above half way, about 3/4 after or during fast
>driving for over 15 minutes.  Turning the heat on high brings the temperature
>guage back to half way.  The radiator is reconditioned (about 30,000 miles on
>this one).

>So far I have:  1.  Changed the thermostat;  2.  Flushed the system (including
>the engine block);  3.  Removed and back flushed the radiator.

Early M50 motors had a plastic impeller on the water pump I
believe. It isn't uncommon for this pump to fail and need
replacing with a new design. Pumps are not expensive
luckily.

- --
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Email: john@domain.elided, John G.Burns B.Eng, Bonny Scotland
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