GMC Workshop Service and Repair Manuals > Safari Van M V6-262 4.3L VIN Z TBI (1990) > Powertrain Management | Ignition System | Sensors and Switches - Ignition System | Knock Sensor | Component Information | Locations | Page 2977

Electronic Spark Control Module|Page 2978 > < Electronic Spark Control Module|Page 2976

Page 1

background image

Knock Sensor: Testing and Inspection

Chart C-5 - Electronic Spark Control System Check

Powertrain Management
Ignition System
Sensors and Switches - Ignition System / Knock Sensor / Locations
Page 2977

Electronic Spark Control Module|Page 2978 > < Electronic Spark Control Module|Page 2976