2011 Chevrolet Volt Owner's Manual - Page 137

Instruments and Controls 5-17 Driver Efficiency Gauge See Driving for Better Energy Efficiency on page 9‑2. accel: If the ball turns yellow and travels above the center of the gauge, acceleration is too aggressive to optimize efficiency. brake: If the ball turns yellow and travels below the center of the gauge, braking is too aggressive to optimize efficiency. Total Vehicle Range This gauge is a guide to driving in an efficient manner by keeping the ball green and in the center of the gauge. The leaves stop spinning when the vehicle stops or when the ball travels away from the center of the gauge. Total vehicle range is the remaining distance the vehicle can be driven combining the electric range and fuel range. See Driving for Better Energy Efficiency on page 9‑2.