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Case study · Cooktop
GE Profile Glass Cooktop: Service & Touch Controls
Appliance: GE Profile glass cooktop
Location: Long Island, NY
GE Profile glass cooktops with capacitive touch controls are sleek when they work — and frustrating when one burner won't respond. This service call covered both: a non-responsive touch zone and a back burner that wasn't cycling correctly.
1. The problem
- ·Front-right touch zone unresponsive — cooktop wouldn't turn on that element.
- ·Rear-left burner was cycling on and off rapidly — fast hot/cold cycling, not smooth heat.
- ·Customer had already tried the standard 'unplug for 60 seconds' reset with no improvement.
2. Diagnosis
- ·Pulled the cooktop from above. The touch ribbon cable from the glass to the control board had a thermal break at one connector.
- ·Tested the rear-left infinite switch — bouncing erratically. Replacement needed.
- ·Verified the heating elements themselves were within spec. Problem was upstream in the controls, not the elements.
3. The fix
- ·Replaced the touch ribbon cable with the GE-OEM part (aftermarket versions don't seal as well against heat).
- ·Replaced the infinite switch on the rear-left burner.
- ·Cleaned the underside of the glass and re-seated the cooktop level.
- ·Full power-on test — all four burners now respond correctly.
Tip from Rodney
If a single zone on your glass cooktop stops responding, it's almost always a control issue, not the burner element itself. Don't replace the whole cooktop — these are repairable with the right diagnostics.
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