Written for General Motors dealership mechanics, this factory-published original manual shows you how to work on your vehicle's electronic fuel & emissions controls for fuel injected gas engines. Learn to locate, test, troubleshoot, repair, or replace the sensors, valves, and electronic control modules. This manual also cover driveability--how smoothly your engine starts, runs, and stops. You will learn to troubleshoot problems like hard start, rough idle, and dieseling. With step-by-step instructions, clear pictures, exploded view illustrations, schematics, and specifications, you will have the information you need to get your project on the road and keep it there. This manual covers 1991 Chevrolet Kodiak and GMC Topkick trucks including C5H, C6H and C7H medium duty conventionals equipped with 6.0 and 7.0L gas engines. Buy now to own the best manual for your fuel and emissions system.
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