GMC Workshop Service and Repair Manuals > Safari Van M V6-262 4.3L (1985) > Powertrain Management | Ignition System | Sensors and Switches - Ignition System | Knock Sensor | Component Information | Locations | Page 2844

Electronic Spark Control Module|Page 2845 > < Electronic Spark Control Module|Page 2843

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Knock Sensor: Testing and Inspection

Chart C-5 - Electronic Spark Control (ESC) Check

Powertrain Management
Ignition System
Sensors and Switches - Ignition System / Knock Sensor / Locations
Page 2844

Electronic Spark Control Module|Page 2845 > < Electronic Spark Control Module|Page 2843