Dodge SRT Hellcat Owner's Manual page 330

328 UNDERSTANDING YOUR INSTRUMENT PANEL
Shift Light
Shift Light
To actuate the Shift Light feature, press the "Shift Light"
button on the touchscreen, then press the "Shift Light
On" button on the touchscreen. Activation is shown on
the Driver Information Display (DID). Pressing the "Shift
Light RPM Set-Up" button on the touchscreen will take
you to the Shift Light RPM Set-Up screen.
Shift Light RPM Set-Up
The Shift Light RPM Set-Up allows you to set the shift
light to actuate for gears 1, 2, 3, 4, and 5-8. Pressing and
releasing the up/down arrow buttons on the touchscreen
above and below each listed gear, the RPM values will
change in increments of 250 RPM. Pressing and holding
the arrows will change the RPM values in increments of