2004 Mercedes Benz C240 • 2WD Automatic • 116,000 miles

The alarm (or some alarm-like chirping sound) is repeatedly going off, as the car is parked w/out being locked. It continues until it powers out, (wears down) and weakly repeats and wears down again in 5 to 10 min. Intervals. Have never experienced this syndrome before.
Sandra muldoon
February 12, 2011.

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