gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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Engine - Driveability (Surge)/Emissions|Page 2333 > < Engine - Driveability (Surge)/Emissions|Page 2331

V 1500 P/U 4WD V8-454 7.4L (1987)

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Manifold Pressure/Vacuum Sensor: Testing and Inspection

Chart C-1D - Manifold Absolute Pressure (MAP) Output Check

Engine - Driveability (Surge)/Emissions|Page 2333 > < Engine - Driveability (Surge)/Emissions|Page 2331