Initially starting engine make clanking sounds and tones down after about 30 seconds. Is this a problem? Car has been serviced only by
mercedes dealer per schedule and has 50,000 miles on it. Run well and never had any issues. Is the issue that it takes the crankcase
oil that amount of time to quiet the engine? Is there any additive to the oil that would help this situation?
How long has your 2014 Mercedes-Benz GL350 had this problem?
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