Thread: What did you do to / for your E53 today??
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Old 11-15-2021, 10:15 AM
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andrewwynn andrewwynn is offline
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Get the kit to measure exhaust gases in the coolant.

Your symptoms match a head gasket leak that is allowing exhaust gas to get into the coolant and over pressurizing the coolant systems.
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2011 E70 • N55 (me)
2012 E70 • N63 (wife)
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