To signal to a driver in front of you that you want to pass, pull the turn signal/multifunction lever until the high-beam headlamps come on. Then release the lever to turn them off.
Chevrolet Cobalt Service & Repair Manual. Fuel Pump Replacement
1.
Relieve fuel system pressure.
2.
Drain fuel tank.
3.
Raise and support vehicle.
4.
Disconnect fuel pump module fuel feed
and return line quick connect fittings from fuel filter ...