GMC Workshop Service and Repair Manuals > S15/T15 Jimmy 2WD V6-173 2.8L VIN B 2-bbl (1983) > Powertrain Management | Relays and Modules - Powertrain Management | Relays and Modules - Ignition System | Electronic Spark Timing <--> [Electronic Spark Control Module] | Component Information | Locations | Typical Electronic Spark System (ESC)

Typical Electronic Spark System (ESC)|Page 1632 > < Idle Speed Control (ISC)|Page 1626

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Fig. 46 Typical Electronic Spark System (ESC)

Powertrain Management
Relays and Modules - Powertrain Management
Relays and Modules - Ignition System
Electronic Spark Timing <--> [Electronic Spark Control Module]
Component Information
Locations
Typical Electronic Spark System (ESC)

Typical Electronic Spark System (ESC)|Page 1632 > < Idle Speed Control (ISC)|Page 1626