How to adjust the time on an old GL8?

[AliceDella]

Here is the method to adjust the time on the older GL8 model: 1. Turn on the radio power, locate the RPT button on the panel, and press and hold it for 3 seconds. 2. When the screen display starts blinking, rotate the knob on the right to adjust the hours, then press the center button of the right knob to select and adjust the minutes. Turn off the radio, and the time will be set correctly. Here is some related information: 1. The new Buick GL8 features a three-dimensional waterfall grille, multi-dimensional blue Bi-xenon HID headlights, a 360-degree wraparound integrated interior design, ice-blue ambient lighting, and other design elements, all of which inherit the design language of the new generation Buick family. It also comes with OnStar all-time online assistant and Buick's high-standard QuietTuning noise reduction technology. 2. The new GL8 is equipped with a brand-new 2.0T turbocharged engine, which has a maximum power of 191 kW, a maximum torque of 350 Nm, and a maximum power speed of 5400 rpm.