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. Vehicle, Road Test
The vehicle road test purpose is to verify a customer concern or to verify a repair has been completed correctly. For transmission road test, ensure that transmission or transaxle is brought to operating temperature and all forward gears and reverse gear engage pr ...