With a Haynes manual, you can do it yourself...from simple maintenance to basic repairs. Haynes writes every book based on a complete teardown of the vehicle. We learn the best ways to do a job and that makes it quicker, easier and cheaper for you. Our books have clear instructions and plenty of photographs that show each step. Whether you're a beginner or a pro, you can save big with Haynes!   Step-by-step procedures: * Easy-to-follow photos * Complete troubleshooting section * Valuable short cuts * Color spark plug diagnosis Complete coverage for your Chevrolet & GMC Full-size Vans 1968 thru 1996 gasoline engine models, not including 454 engine or diesel engine information, or 1996 Express & Savana models (see years covered):  * Routine maintenance * Tune-up procedures * Engine repair * Cooling and heating * Air conditioning * Fuel and exhaust * Emissions control * Ignition * Brakes * Suspension and steering * Electrical systems * Wiring diagrams