R 3500 P/U 2WD V8-454 7.4L VIN W 4-bbl (1988)
Manifold Pressure/Vacuum Sensor: Testing and Inspection
Chart C-1D - Manifold Absolute Pressure (MAP) Output Check
Manifold Pressure/Vacuum Sensor: Testing and Inspection
Chart C-1D - Manifold Absolute Pressure (MAP) Output Check