Who have a vacuum line diagram for a gmc van 86 5.0?

For a vacuum line diagram for a 1986 GMC van with a 5.0L engine, you can refer to the vehicle's service manual, which typically contains detailed diagrams and information. Additionally, online forums dedicated to classic GMC vehicles or websites like the GM Heritage Center may provide useful resources. You can also check automotive repair websites or reach out to local mechanics who specialize in older vehicles for assistance.