hi i have a 1991 and it has the stock alarm system and for some reason it wont start i checked the battery and fuel system, does the alarm have a security system that wont let it start??? thanks

i need help i have a 1995 jeep cherokee i have a bad wobble in the front end i have new shocks new 3 inch lift new rims and tires i have had it alligned tacken it to two mecks i need help in the worst way at 45 mph it starts shimming bad enough it wants to take the steering wheel from me