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Home >> Chevrolet >> 2005 >> Chevy Express H1500, Van Passenger >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Automatic Transmission - 4L80-E/4L85-E - Introduction & Repair Instructions) >> Component Locator >> Automatic Transmission Electronic Component Views

Automatic Transmission Electronic Component Views

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Fig 1: Automatic Transmission Internal Electronic Components (4L80-E)
GM1236985Courtesy of GENERAL MOTORS CORP.
Callout Component Name
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
Fig 2: Tow/Haul Switch Location
GM1327929Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Tow/Haul Switch