1988 original GMC Pickup Truck Sierra all-new full-size pickup models for Personal Use, and for Commercial Use. This brochure is a dual cover sales brochure (photo shows front and back covers appearing like 2 brochures, but it's only one brochure and that's what you will receive). . Halfway through the brochure you have to flip the brochure over and start from the other cover, as the pages are upside down in the middle. Many interior and exterior photos, charts with engine technical data,  exterior color chart, dimensions, pickup and cab & chassies model availability, technical information (specs), powertrains model availability, and weight for trailering. Read about design and construction, available accessories, features/equipment, different packages, and more. No form no.