Chevrolet Cobalt Service & Repair Manual: Emission Controls

Engine Management

...

General Motors Co.

FIG. NO. BUICK: EVAP System & Canister: Centu ...

See also:

Chevrolet Cobalt Service & Repair Manual. Engine No Start
A visual inspection must always be performed to confirm the presence of aftermarket components, potential collision damage, or areas of concern. Caution: The fuel system is under constant pressure, even with the key off. Before testing or servicing fuel system rel ...