[SIZE=4] food door will not stay closed,is gasket bad and needs to be replaced, if so how is this done? gasket ap2067981[/SIZE]
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Replacement parts for General Electric CSX22BRSAWH Refrigerator | AppliancePartsPros.com
More likely that you have a cam riser problem.
Check out Item 451 in section 3 and Items 12, 16 in Section 1.
Click on the pictures for better views.
The door rides up the cam when opening, then when closed should be on the down slope.
Also check that the unit is level front to back or leaning slightly to the back.