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This is the industry's leading source of online factory diagnostic and repair information used by 200,000+ automotive technicians every day. Only available when using computers in MCDL locations or via MCDL Wi-Fi.

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Chilton Library

Fix your car, truck, van, or SUV with these diagnostics, maintenance schedules, wiring diagrams, and step-by-step repair procedures.

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Small Engine Repair Reference Center Small Engine Repair Reference Center

Provides reliable information, detailed illustrations and photography, and step-by-step procedures for routine maintenance (such as tune-ups and brake service) or more extensive repairs (involving engine and transmission disassembly). Information for large engines (motorcycles, ATVs, marine/boat, personal watercraft engines and snowmobiles) as well as small engines (lawn mowers, tractors, snow blowers, tillers, generators) and more.

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