Chevrolet Workshop Service and Repair Manuals > R 30 P/U 2WD V6-262 4.3L (1987) > Relays and Modules | Relays and Modules - Powertrain Management | Relays and Modules - Ignition System | Electronic Spark Timing <--> [Electronic Spark Control Module] | Component Information | Locations

Electronic Spark Timing <--> [Electronic Spark Control Module]|Locations|Page 92 > < Idle/Throttle Speed Control Unit|Specifications

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Fig. 47 Typical ESC Controller

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

Electronic Spark Timing <--> [Electronic Spark Control Module]|Locations|Page 92 > < Idle/Throttle Speed Control Unit|Specifications