GMC Workshop Service and Repair Manuals

Idle Speed/Throttle Actuator - Electronic: Specifications
Terminal Resistances

Terminal Resistances 

Terminals "A" to "B"

40-80 ohms 

Terminals "C" to "D"

40-80 ohms 

Terminals "B" to "C"

Infinite ohms 

Terminals "A" to "D"

Infinite ohms