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      01-10-2012, 05:43 PM   #4
Brigadier General
Drives: BMW F11 535i Touring
Join Date: Mar 2007
Location: Scotland, Highland Region

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+1 ^^^^

This discusses most of the points.

If the engine holds 84-degrees once hot, it is obviously on the low side, but if it drops back to say 80 - 82 on a very light load, then a sure sign it is past its best.

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