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 Owners Manual. Scheduled Maintenance
When the Change Oil Soon Message Displays Change engine oil and filter. See Engine Oil. An Emission Control Service. When the Change Oil Soon message displays, service is required for the vehicle as soon as possible, within the next 1 000 km/600 miles. If driving under the best conditions, the ...