Setting the Tone (Bass/Midrange/Treble)
BASS/MID/TREB (Bass, Midrange, or Treble):
To adjust bass, midrange, or treble:
1. Press until the tone control tabs display.
2. Continue pressing to highlight the tab, or press the softkey under the tab.
3. To adjust the highlighted setting, do one of the following until the levels are obtained:
• Turn clockwise or counterclockwise.
• Press FWD, or
REV.
If a station's frequency is weak or if there is static, decrease the treble.
To quickly adjust bass, midrange, or treble to the middle position, press the softkey under the BASS, MID, or TREB tab for more than two seconds. A beep sounds and the level adjusts to the middle position.
To quickly adjust all tone and speaker controls to the middle position, press for more than two seconds until a beep sounds.
EQ (Equalization): Press to choose bass and treble equalization settings designed for different types of music. The choices are pop, rock, country, talk, jazz, and classical.
Selecting MANUAL or changing bass or treble, returns the EQ to the manual bass and treble settings.
Unique EQ settings can be saved for each source.
If the radio has a Bose® audio system, the EQ settings are either MANUAL or TALK.
See also:
Engine Power Messages
ENGINE POWER IS REDUCED
This message displays and a chime sounds when the cooling system temperature gets too hot and the engine further enters the engine coolant protection mode.
See Engine Overhea ...
Engine Compartment Fuse Block
To remove the fuse block cover, squeeze the clips on the cover and lift it straight
up. See Engine Compartment Overview on page 10‑6.
Notice: Spilling liquid on any electrical component on ...
Interior
The Sierra showcases two different interior designs. Work Truck and SLE
models are more utility-minded, with large controls and door handles that can be
operated while wearing gloves. The SLT offe ...