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Old 06-07-2009, 02:25 PM
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Hit Man X Hit Man X is offline
Join Date: Sep 2004
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Originally Posted by John5788 View Post
my m103 used to run around 80C constantly, but due to a crack in my original coolant tank, I was forced to replace it today and did an entire drain/refill of the system along with a new 87C thermostat

now it seems to run at 87C only when I am driving 70mph on the freeway night or day. When I am cruising in the city, it starts creeping around 95C to 100C.

It's also summer now, so you're probably running your A/C AND there are two thermostats for the M103.
I'm not a doctor, but I'll have a look.

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