I believe on a viper system it should be able to trigger your door looks straight out of the brain of the alarm. AS far as the truck Almost starting it is your VATS (Vehicle Anti Theft System) kicking in because it is not seeing the electrical resistance of the key cylinder being turned with a key in it and it is shutting off the fuel pump.

Here is how to disable that.



AS far as the door locks what wires are you tapping into and where are they located?