gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Engine, A/T Controls - Shared Diagnostic Trouble Codes|Page 1104 > < Engine, A/T Controls - Shared Diagnostic Trouble Codes
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Control Module: Locations

Automatic Transmission Electronic Component Views

Automatic Transmission Internal Electronic Components (4L80-E)

22a - Automatic Transmission (AT) Input (Shaft) Speed Sensor (ISS) Assembly
22b - Automatic Transmission (AT) Output (Shaft) Speed Sensor (OSS) Assembly
34 - Automatic Transmission Fluid Temperature (TFT) Sensor
40 - Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch
311 - 2-3 Shift Solenoid (SS) Valve Assembly
313 - 1-2 Shift Solenoid (SS) Valve Assembly
320 - Pressure Control (PC) Solenoid Valve Assembly
323 - Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve Assembly 

Engine, A/T Controls - Shared Diagnostic Trouble Codes|Page 1104 > < Engine, A/T Controls - Shared Diagnostic Trouble Codes