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

    See also:

    Chevrolet Cobalt Owners Manual. Sensing System for Passenger Airbag
    The passenger sensing system, if equipped, will turn off the right front passenger frontal airbag under certain conditions. The driver airbags and roof-rail airbags are not affected by this. If the vehicle has a passenger sensing system, the passenger airbag status indicator will be visible on ...

    Chevrolet Cobalt Owners Manual

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