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Q: Broken gas gauge

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The gas gauge is not working.

A: Mercedes has discovered a problem that will...

Mercedes has discovered a problem that will cause the gas gauge to be inoperative. Other symptoms include an inoperative remote for central locking, and “turn signals inoperative” message. The fix is to reprogram the rear SAM module. Only the dealer can do this.

The reference number is: LI54.21-P-049893 Date of issue: 6-3-2011

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