Thread: Coolant flush!!
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Old 08-08-1999, 08:24 AM
mbdoc mbdoc is offline
Join Date: Mar 1999
Location: Tucker, Ga USA
Posts: 12,153
Mercedes has a special flushing agent called citric acid powder. After draining the coolant, a mixture of this powder & water should be allowed to run through the engine for 10 min. redrain system & add 50/50 mix of fresh anitfreeze.
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