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Home › GMC › 1994 › Forward Control 7.4 N › Repair and Diagnosis (Single Page) › Engine Performance › Theory and Operation › Engine Controls - Theory & Operation - Gasoline › Computerized Engine Controls › Input Devices › EGR Pintle Position

EGR Pintle Position

Used on most 4.3L and all 7.4L engines. This sensor is mounted inside linear EGR valve and informs PCM of EGR pintle movement. PCM uses this information to control EGR flow.