2003 Chevrolet Tahoe Owner's Manual - Page 217

This message may also be displayed for brief periods if you are driving at higher elevations and are pumping your brakes or braking hard. The message may clear after you've lifted your foot from the accelerator pedal an allowed the vehicle to coast in gear or after you have driven down to a lower elevation. This is a normal operation of your brake system and does not require that the brake system be serviced. However, if the message does not clear, your brake system needs service. While the message is displayed you will notice that the brake pedal is harder to push and it will take longer to stop. See Brake System Warning Light on page 3-4 1. If the message is no longer displayedafter you have pulled off the road and stopped, you can continue driving. However, if the message is still displayed, or if it comes on again when youare driving, there is a problem with your brake system. you If continue to drive with this message displayed it can lead to an accident.You should have the vehicle towed for service. Also, see Brake System Warning Light in the Index. Your brake system may ne--Je working properly if the REDUCED BRAKE POWER message is displayed. If this message comes on and stays on while driving,pull off the road and stop carefully. The brake pedal will be harder to push andit will take longer to stop. FUEL LEVEL LOW If the fuel level is low, this message will appear on the DIC and you will hear a chime. Refuel as soon as possible. Pressing the select button will acknowledge this message and clear it from the DIC display. I 3-66 CAUTION: (Continued)