GM Metro/Sprint 1985-1993 Repair Guide

VACUUM DIAGRAMS

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See Figures 1 through 11



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Fig. Fig. 1: Evaporative emission control system - fuel injected engine



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Fig. Fig. 2: Evaporative emission control system - carbureted engine



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Fig. Fig. 3: 1985-86 Engine emission control system



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Fig. Fig. 4: 1985-86 Engine emission control system vacuum hose schematic



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Fig. Fig. 5: EGR system operation - carbureted engines



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Fig. Fig. 6: EGR system operation - fuel injected engines



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Fig. Fig. 7: 1987-88 Engine emission control system



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Fig. Fig. 8: 1987-88 Engine emission control system vacuum hose schematic



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Fig. Fig. 9: 1987-88 EFI Turbo system



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Fig. Fig. 10: 1987-88 EFI Turbo system vacuum hose schematic



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Fig. Fig. 11: 1989-93 EFI system

 
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