Questions & Answers for: Mercedes-Benz GLK dashboard lights

preglow light turned on during driving Hello! I have a Mercedes GLK 220 4Matic 2010 Diesel. During driving on the highway the preglow light turned on and stayed there. I pulled over stoped the engine

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a-5 service for a 2010 Mercedes glk 350what is it. a-5 service what is it That is your 44,000 mile checkup. It includes: oil and filter change, battery test/service, starting/charging system test, ...