What the firing order is for a Chevy S-10 Pickup 2WD 2.5 liter 4 cylinder 1990 model?

Ah, the Chevy S-10 Pickup 2WD 2.5 liter 4 cylinder 1990 model, what a lovely machine. The firing order for this beauty is 1-3-4-2. Just remember to take your time and appreciate the process of learning about your vehicle, it's all part of the joy of owning a classic truck like this one. Happy trails, my friend.