One of the challenges DIY installers face is finding the correct installation diagrams for car alarms and remote car starters install. Below I have put together the two best free sources for car alarm install guides.
Car Alarm Wiring Diagrams - This site is provided by Bulldog Security and is geared toward car alarm installation and remote car starters install. Some of the very newest models may not be available but the list is very extensive. Probably the best free vehicle wiring site available. While other manufacturers try to make it harder for the DIY installer to find diagrams Bulldog makes them freely available on their site. Something to think about when you choose your next remote start or car alarm.
Vehicle Wiring Diagrams - Provided by the12volt.com this list of vehicle wiring diagrams covers many models and usually provides both alarm and stereo wiring. The diagrams are provided on request by members of their forum that have access to car alarm manufacturers wiring databases. They are then cataloged and indexed on the site. Very helpful and you can request other diagrams in the forum if yours is not already available.
You may also be interested in our Mobile Security and Remote Start Installation DVD. It covers pre-wiring the security system, verifying vehicle wires and function, use of relays and diodes and testing and troubleshooting. Click here.