Buick Workshop Service and Repair Manuals > Electra Park Avenue V8-307 5.0L VIN Y 4-bbl (1984) > Relays and Modules | Relays and Modules - Powertrain Management | Relays and Modules - Ignition System | Electronic Spark Timing <--> [Electronic Spark Control Module] | Component Information | Testing and Inspection

Ignition Control Module > < Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit]|Specifications|Page 147

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Fig. 6a ESC Performance Chart

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

Ignition Control Module > < Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit]|Specifications|Page 147