This could have been an isolated experience. If not, you will know soon.
If this happens again, get out and lock and unlock the doors a couple of times. This will reset the Anti-theft alarm if it is acting up.
1992 500E (very soon I hope
1981 280GE SWB
ASE CERTIFIED MASTER AUTO TECHNICIAN
SERVICE MANAGER FOR 14 BAY FACILITY
MERCEDES SPECIALIST 8 YRS
PARTNER IN MERCEDESSHOP.COM