hello all, having problem with factory alarm. when activated light flashes 3 times to indicate somethings wrong. when I lift hood it arms correctly

William,
Welcome to the forum. Since you're new, you may not have noticed the Search button in the toolbar above. Using the 'advanced search' on the keywords 'ML320 alarm' turned up any posts containing this phrase...use this link to get to the search results and I think you'll have your answer.

http://www.peachparts.com/shopforum/search.php?searchid=1495024

Bob

__________________
Bob Jones
Bradenton, FL
'87 560SL-Sold
'99 SL500 For Now

Thank you Sunguy.

there were no matches sunguy, any other suggestions?

Will: Do the search yourself; his link is for a search that's now expired.

Thanks tomguy i'll do that .