How to Set the Clock on a 1999 Astro Van
- 1). Locate the "Set" button on the audio systems panel. Press the "Set" button to access the clock's time-setting mode.
- 2). Press and hold the left "Seek" button on the audio systems panel until the correct hour is shown on the digital display.
- 3). Press and hold the right "Seek" button until the correct minutes are displayed on the digital clock.
- 1). Locate the "HR" and "MN" buttons on the Chevy Astro's audio systems panel.
- 2). Hold down the "HR" button until the correct hour is shown.
- 3). Press and hold down the "MN" button until the correct minutes appear on the clock's digital display.
"Set" Button System
"HR" and "MN" Button System
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