Seller notes

1991 GMC Medium Duty Truck P4 B6 Models Service Manual,Unit Repair Manual, & Fuel Emissions Manual Full of information and illustrations, covers everything, step by step instructions, assembly/disassembly, exploded illustrations/diagrams/troubleshooting, great manual to have when owning/servicing a TRUCK and will be a great aid to keep your TRUCK on the road. These manuals will save you money in repairs/service. A must have if you own one of these vehicles.This manual is published by GM & same m...

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