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. Warning Lights, Gauges, and Indicators
    Warning lights and gauges can signal that something is wrong before it becomes serious enough to cause an expensive repair or replacement. Paying attention to the warning lights and gauges could prevent injury. Warning lights come on when there might be or there is a problem with one of the veh ...

    Chevrolet Cobalt Owners Manual

    Chevrolet Cobalt Service Manual


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