1997 Pontiac Bonneville Owner's Manual - Page 131
1997 Pontiac Bonneville Manual
Page 131 highlights
When the ignition keyis turned to RUN, all possible HUD images will come on, then the Head-Up Display wl operate normally. il If you never lookat your instrument panel, may not you see something important,such as a warning light. So be sure to scan your displays and controls and the driving environment just as you would in a vehicle without HUD. NOTICE: Although theHUD image appears to near the be front of the vehicle,do not use it as a parkingaid. The HUD was not designedfor that purpose. If you try to use it that way, such as in a parking lot, you may misjudge distance and run into something. The HUD controls are located to the left of the steering column. 1. Start your engine and slide the HUD dimmer control all the way up. The brightness of the HUD image is determined by whether the headlamp switch is on or off, and where you have set the HUD dimmer control.