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Relays and Modules - Transmission and Drivetrain > < 4L60-E/4L65-E Transmission|Page 11686

C 1500 Truck 2WD V6-4.3L VIN X (2003)

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Shift Indicator: Description and Operation

SHIFT INDICATOR

The IPC illuminates the shift indicator when the PCM determines that the vehicle should be shifted to the next higher gear. The IPC receives a class 2
message from the PCM requesting illumination.

Relays and Modules - Transmission and Drivetrain > < 4L60-E/4L65-E Transmission|Page 11686