1995 Pontiac Bonneville Owner's Manual - Page 115
1995 Pontiac Bonneville Manual
Page 115 highlights
Boost Gage (Option) Driver Information Center )( ) WASHER FLUID LOW COOLANT DRIVER INFORMATION CHECK OIL LEVEL CHECK QAQES HOOD DOOR TRUNK AJAR MILES I 888888 Vehicles equipped with the superchargedengine have this boost gage that indicates vacuum during light to moderate throttle and boost under heavier throttle. The gage displays the air pressure level in psi going into the engine's combustion chamber. The gage is automatically centered at zero psi every time the engine is started. Actual vacuumor boost is displayed from this zero point. Changes in ambient pressure, such as driving in mountains and changing weather, will slightly change the zero reading. /w 7 LAMP MONITOR HI EEAM HEAD PARK LAMP TURN SIQNAL BACK UP TAIL BRAKE LAMP \ \ If you have the Driver Information Center, it gives you important safety and maintenancefacts. When you turn the ignition on,the entire center lights up for a few seconds. Then it goes to work. 2-66