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Tune-up and Engine Performance Checks > < Auxiliary Fuel Tank Control <--> [Fuel Tank Selector Switch]|Locations|Page 1489

R 3500 P/U 2WD L6-292 4.8L (1987)

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Fig. 46 Typical Electronic Spark System (ESC)

Tune-up and Engine Performance Checks > < Auxiliary Fuel Tank Control <--> [Fuel Tank Selector Switch]|Locations|Page 1489