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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 781 (Entertainment System) >> Description & Operation >> Radio/Audio System Description & Operation >> Setting the Tone (Uplevel) >> Auto Tone

Auto Tone

WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
  1. The automatic tone control (ATC) feature tailors the equalization to the type of broadcast being received.
  2. Press AUTO TONE in order to step through the 6 preset equalization settings of CLASSIC, NEWS, ROCK, POP, JAZZ, or C/W (Country Western).

    Note the graph and words in the display for each press of the push button.

  3. 1 or more presses of the AUTO TONE push-button brings up manual (MAN) and return the control of tone back to the TREB and BASS controls.
  4. Any time that a BASS or TREB control rotates, the tone automatically sets to MAN.
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