I mean, if you even have no gas in the car, no fuel line connected from the tank to the engine, and no fuel pump, the car should turn over, and over and over and over.
In fact, you don't need anything but a good battery , relay and starter to turn over the car. If you dont hear the relay click, and the battery is good, then the relay also needs a proper ground to pull in it's coil. Check the ECM ground.
I'm no pro, but i'd go with the green crusties making an appearance somewhere they shouldn't be
