Chevrolet Cobalt Service & Repair Manual: Fuel Pumps

Diagnosis & Testing

Accessing Diagnostic Trouble Codes Connect a suitably programmed scan tool to Diagnostic Link Connector (DLC) and follow manufacturer's instructions. Wiring Diagrams Refe ...

Fuel Pressure Relief

1. Loosen fuel fill cap to relieve fuel tank vapor pressure. 2. Remove engine cover. 3. Remove fuel rail ser ...

See also:

Chevrolet Cobalt Service & Repair Manual. Timing Chain, Replace
Caution: With the timing chain removed, avoid turning the camshaft or crankshaft. If movement is required, exercise extreme caution to avoid valve damage caused by piston contact. 1. Disconnect and isolate battery ground cable. ...