GE DISHWASHER GDF520PGJ2WW WILL NOT START. Blinking start

JustAnswer Customer from Grand Forks, ND: GE DISHWASHER GDF520PGJ2WW WILL NOT START.
Pearl Wilson: Assistant: Are there any error codes or blinking lights on your GE dishwasher?
Pearl Wilson: Assistant: How old is it?
JustAnswer Customer from Grand Forks, ND: blinking start button.
JustAnswer Customer from Grand Forks, ND: I reset by turning off power, held down Temp button with start button, I did get it to stop beeping, but still no start
Pearl Wilson: Assistant: How long has this been going on with your GE dishwasher?
Pearl Wilson: Assistant: What have you tried so far?
JustAnswer Customer from Grand Forks, ND: a repair person fix it for one load
Pearl Wilson: Assistant: Anything else we should know to help you best?
JustAnswer Customer from Grand Forks, ND: like what
Mark M: Home Appliance Technician: Hello and welcome to JustAnswer!
Mark M: Home Appliance Technician: This is Mark, I'm an appliance repair technician with 20 years of experience, and I'll be assisting you today.
JustAnswer Customer from Grand Forks, ND: Ok
Mark M: Home Appliance Technician: Sorry to hear your dishwasher is not starting.
Mark M: Home Appliance Technician: that is frustrating That sounds like a faulty door latch switch.
Mark M: Home Appliance Technician: Does it blink 3 times after pressing start?
JustAnswer Customer from Grand Forks, ND: Continues to blink
Mark M: Home Appliance Technician: Ok.
Mark M: Home Appliance Technician: we can do a test to check the door latch
JustAnswer Customer from Grand Forks, ND: Ready
Mark M: Home Appliance Technician: Wake up dishwasher by pressing one button once, but don't select any cycles.
Mark M: Home Appliance Technician: Press and HOLD both the CYCLE SELECT and START buttons for 5 seconds
Mark M: Home Appliance Technician: Then if door is open - all lights will flash.
Mark M: Home Appliance Technician: then immediately close the door and tell me if the lights change to all steady on or if they keep flashing on and off
JustAnswer Customer from Grand Forks, ND: No changes
Mark M: Home Appliance Technician: Were they flashing when you closed the door as well?
JustAnswer Customer from Grand Forks, ND: Never all flash
JustAnswer Customer from Grand Forks, ND: Just start button
Mark M: Home Appliance Technician: Do you have power to the display?
JustAnswer Customer from Grand Forks, ND: it would not flash with no power
Mark M: Home Appliance Technician: It's important you don't select any cycles.
Mark M: Home Appliance Technician: and unit is just on.
Mark M: Home Appliance Technician: Press and hold BOTH the CYCLE SELECT and START buttons down at same time for 5 seconds.
Mark M: Home Appliance Technician: You want to try again.
JustAnswer Customer from Grand Forks, ND: Door open?
Mark M: Home Appliance Technician: Open or closed
JustAnswer Customer from Grand Forks, ND: No change
JustAnswer Customer from Grand Forks, ND: Start just keeps flashing
Mark M: Home Appliance Technician: Unplug or shut off breaker to dishwasher for a few minutes, then back on and try again
JustAnswer Customer from Grand Forks, ND: Off
JustAnswer Customer from Grand Forks, ND: How many minutes is a few ?
Mark M: Home Appliance Technician: I'm also attaching this sheet from GE about troubleshooting this.
Mark M: Home Appliance Technician: there are the same instructions on the sheet as what I just gave you
Mark M: Home Appliance Technician: 3 to 5 minutes is good
Mark M: Home Appliance Technician: I'm fairly sure that this is a door latch failure, I just like to confirm that by the door status check test.
JustAnswer Customer from Grand Forks, ND: Power back I no change
JustAnswer Customer from Grand Forks, ND: Lights on start just blinks
Mark M: Home Appliance Technician: Hold on while I double check to make sure this model is one that uses this same process to get into that mode.
Mark M: Home Appliance Technician: one moment
JustAnswer Customer from Grand Forks, ND: When I press it it stops momentarily
JustAnswer Customer from Grand Forks, ND: Cycle and stop together do nothing
JustAnswer Customer from Grand Forks, ND: Heat and start?
JustAnswer Customer from Grand Forks, ND: No
Mark M: Home Appliance Technician: No.
Mark M: Home Appliance Technician: those are the correct buttons to press - I just wanted to double check.
Mark M: Home Appliance Technician: CYCLE SELECT and START
JustAnswer Customer from Grand Forks, ND: Tried 4 times
Mark M: Home Appliance Technician: You can see this bulletin put out by GE and you can read where it says that is how to get it into that mode
JustAnswer Customer from Grand Forks, ND: Does not work or change anything
Mark M: Home Appliance Technician: Are you making sure you are pressing BOTH of those buttons at the same time for 5 full seconds?
JustAnswer Customer from Grand Forks, ND: I am not an idiot!
Mark M: Home Appliance Technician: You might need to do it a bit longer.