Operation CHARM
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Geo Truck
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1991
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Tracker 4x4 L4-1590cc 1.6L
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Idle/Throttle Speed Control Unit
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Specifications
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Electrical Specifications
Electrical Specifications
Idle speed control solenoid resistance at 68°F
5.4-6.6 ohms