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Home >> GMC >> 2002 >> Jimmy 2D Utility, Part Time, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1010 (Automatic Transmission - 4L80-E/4L85-E (Introduction, Service & Replacement)) >> Component Locator >> Automatic Transmission Electronic Component Views

Automatic Transmission Electronic Component Views

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
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