Chevrolet Cobalt Service & Repair Manual: Technical Service Bulletins

Wheel R&R

1. Raise and support the vehicle. 2. Remove the wheel center cap, if equipped. 3. Remove the wheel center cap nuts ...

Component Replacement

Tire Pressure Indicator Sensor Each tire pressure sensor has an internal power supply that has a service life of 10 years. Removal 1. Loosen lug nuts. ...

See also:

Chevrolet Cobalt Service & Repair Manual. Engine Valve Seat Grind
It is usually recommended to send head to machine shop for valve seat grinding. A suitable valve grinding tool kit is required to grind valve seats. Valve guides must be in good condition before grinding because a pilot is used in guide to center stones. ...