Hummer H3 3.5 2006 immo problem
 

hi
Hummer H3 3.5 2006 occasional flashes of light immo! not start after 10 min tried ,start
key is not encrypted, a remote alarm but mechanical unlocking and making contact with the key off the alarm and auto start! I do not have diagnostic equipment to the car, I have the opcom, AutoCom, multi diag!!

What to look, how to fix????

regards