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Home >> Chevrolet >> 2005 >> Silverado 1500 2WD V8-4.8L VIN V >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Description and Operation >> 4L80-E/4L85-E Automatic Transmission >> Transmission Indicators and Messages
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Transmission Indicators and Messages



Transmission Indicators and Messages
The following transmission-related indicators and messages may be displayed on the instrument panel cluster (IPC). For a complete listing and description of all vehicle indicators and messages, refer to Indicator/Warning Message Description and Operation.

4WD
This indicator illuminates when the powertrain control module (PCM) detects that 4WD has been requested.

Tow/Haul
This indicator illuminates when the PCM detects that tow/haul mode has been requested.

Transmission Hot
This message is displayed when the PCM detects a transmission fluid temperature (TFT) equal to or greater than 130°C (266°F) for 5 seconds.

Trans Hot...Idle Engine
This message is displayed when the PCM detects a TFT equal to or greater than 135°C (275°F).
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