• GMC Truck S15/T15 Jimmy 2WD L4-119 1.9L VIN A 2-BBL (1983)
  • Relays and Modules
  • Sensors and Switches
  • Maintenance
  • Engine, Cooling and Exhaust
  • Powertrain Management
  • Relays and Modules - Powertrain Management
  • Relays and Modules - Computers and Control Systems
  • Electronic Spark Control Module
  • Component Information
  • Locations
  • Typical Electronic Spark System (ESC)
  • Page 1332
  • Page 1333
  • Page 1334
  • Engine Control Module
  • Idle/Throttle Speed Control Unit
  • Relays and Modules - Emission Control Systems
  • Relays and Modules - Fuel Delivery and Air Induction
  • Relays and Modules - Ignition System
  • Sensors and Switches - Powertrain Management
  • Tune-up and Engine Performance Checks
  • Computers and Control Systems
  • Emission Control Systems
  • Fuel Delivery and Air Induction
  • Ignition System
  • Transmission Control Systems
  • PROM - Programmable Read Only Memory
  • Transmission and Drivetrain
  • Brakes and Traction Control
  • Starting and Charging
  • Power and Ground Distribution
  • Steering and Suspension
  • Heating and Air Conditioning
  • Restraint Systems
  • Accessories and Optional Equipment
  • Body and Frame
  • Cruise Control
  • Instrument Panel, Gauges and Warning Indicators
  • Lighting and Horns
  • Windows and Glass
  • Wiper and Washer Systems