The price of a new Chevy truck in 1991 varied considerably depending on the model (C/K series, S-10, etc.), trim level, engine, and options. There's no single answer.
To get a more precise answer, you'd need to specify the exact model and options. However, you can expect that prices ranged from several thousand dollars for a basic S-10 pickup to well over $20,000 for a fully loaded C/K heavy-duty truck.
