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. Rear Door Security Locks (Sedan)
Security Lock Label shown
The rear door security
locks are located on the
inside edge of each rear
door. You must open the
rear doors to access
them. The label showing
lock and unlock positions
is located near the lock.
To set the locks, do the following:
1. Insert the key into the secur ...