Chevrolet Cobalt Service & Repair Manual: Fuel Pressure Relief

Chevrolet Cobalt Service & Repair Manual / Engine Management / Fuel Pumps / Fuel Pressure Relief

1. Loosen fuel fill cap to relieve fuel tank vapor pressure.
2. Remove engine cover.
3. Remove fuel rail service port cap, then wrap a shop towel around fuel rail service port.
4. Depress (open) fuel rail test port valve using a small flat-bladed tool.
5. Remove shop towel from around fuel rail service port, and place in an approved gasoline container.
6. Install fuel rail service port cap and engine cover.
    Fuel Pumps
    ...

    Fuel Pump Replacement
    1. Relieve fuel system pressure. 2. Drain fuel tank. 3. Raise and support vehicle. 4. ...

    See also:

    Chevrolet Cobalt Owners Manual. Tire Inspection and Rotation
    We recommend that you regularly inspect the vehicle's tires, including the spare tire, if the vehicle has one, for signs of wear or damage. SeeWhen It Is Time for New Tires for more information. Tires should be rotated every 5,000 to 8,000 miles (8 000 to 13 000 km). See Scheduled Maintenance. ...

    Chevrolet Cobalt Owners Manual

    Chevrolet Cobalt Service Manual


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