Do not pump the brakes. Just hold the brake pedal down firmly and let antilock work. A slight brake pedal pulsation might be felt or some noise noticed, but this is normal.
Chevrolet Cobalt Owners Manual. Radio Frequency Statement
This vehicle has systems that operate on a radio
frequency that comply with Part 15 of the Federal
Communications Commission (FCC) Rules and
with RSS-210/211 of Industry Canada.
Operation is subject to the following two conditions:
1. The device may not cause interference.
2. The device must a ...