Vehicle theft is big business, especially in some cities.
This vehicle has theft-deterrent features, however, they do not make it impossible to steal.
Chevrolet Cobalt Service & Repair Manual. Camshaft R&R
Removal
1.
Loosen vent hose clamp at air cleaner
resonator, air cleaner intake duct clamp at air cleaner outlet resonator.
2.
Loosen air cleaner outlet resonator
to throttle body clamp, located forward of accelerator cable bracket ...