[header] How to install a car alarm in an suv [title] Gather information regarding your suv's paneling and wiring. [step] In particular, you will want to gather as much information as you can about your vehicle's specific wiring colors, the locations of those wires, and the wires' polarities. Knowing these things beforehand can save you a lot of time and frustration mid-installation. 
[title] Study your vehicle design alongside your car alarm's installation manual. [step] You will need to know how your specific car alarm interfaces with your suv.