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. Engine Oil Pump Pickup R&R
On some models oil pump pickup can not be removed from pump. Pickup must be replaced with oil pump as a unit. It is recommended to change oil filter when replacing oil pump pickup. 1. Lift and support vehicle using a suitable li ...