Avalanche, Sierra, Silverado, C&K Series, 1999-2005

Automatic Transmission

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4l60-E



Automatic Transmission Controls Schematics


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Fig. Switch Inputs(c) (2002)



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Fig. Tow/Haul Switch and PNP Switch Inputs(c) (2002)



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Fig. Valve Controls and Brake Switch(c) (2002)



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Fig. Vehicle Speed Signal and 4WD Low Signal(c) (2002)



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Fig. Switch Inputs(c) (2002)



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Fig. Tow/Haul Switch and PNP Switch Inputs(c) (2002)



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Fig. Valve Controls and Brake Switch(c) (2002)



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Fig. Vehicle Speed Signal and 4WD Low Signal(c) (2002)



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Fig. Switch Inputs(c) (2002)



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Fig. Tow/Haul Switch and PNP Switch Inputs(c) (2002)



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Fig. Valve Controls and Brake Switch(c) (2002)



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Fig. Vehicle Speed Signal and 4WD Low Signal(c) (2002)

4l80-E



Automatic Transmission Controls Schematics


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Fig. Switch Inputs(c) (2002)



Click image to see an enlarged view

Fig. Tow/Haul and PNP Switch Inputs(c) (2002)



Click image to see an enlarged view

Fig. Valve Controls and Brake Switch(c) (2002)



Click image to see an enlarged view

Fig. Vehicle Speed Signal and 4WD Low Signal(c) (2002)



Click image to see an enlarged view

Fig. Switch Inputs(c) (2002)



Click image to see an enlarged view

Fig. Tow/Haul and PNP Switch Inputs(c) (2002)



Click image to see an enlarged view

Fig. Valve Controls and Brake Switch(c) (2002)



Click image to see an enlarged view

Fig. Vehicle Speed Signal and 4WD Low Signal(c) (2002)



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Fig. Switch Inputs(c) (2002)



Click image to see an enlarged view

Fig. Tow/Haul and PNP Switch Inputs(c) (2002)



Click image to see an enlarged view

Fig. Valve Controls and Brake Switch(c) (2002)



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Fig. Vehicle Speed Signal and 4WD Low Signal(c) (2002)

Allison



Automatic Transmission Controls Schematics


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Fig. CAN Serial Data, VSS, and PNP Switch(c) (2002)



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Fig. Off/Run/Crank Voltage, Serial Data, and Torque Signals(c) (2002)



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Fig. Power, Ground, and Stop Lamp Switch TCC Signal Circuit(c) (2002)



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Fig. Speed Sensors, Trim B and Shift Solenoids(c) (2002)



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Fig. TCC PWM and Trim A Solenoids, Pressure Switches, and TFT Sensor(c) (2002)

 
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