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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) >> Treble

Setting the Tone (Uplevel): Treble

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. Depress the TREB control in order to remove the control from the recessed position.
  2. Pull the TREB control out to a fully extended position in order to make TREB adjustments.
  3. Rotate the TREB control to the right in order to increase the treble response.
  4. Rotate the TREB control to the left in order to decrease the treble response.
  5. Operation of this control will switch the radio's AUTO TONE feature to MAN.
  6. Push the control knob back in to store when not in use.
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