What Bad Line means
The unit has power but it hasn't been wired correctly.
Also shown as: BAD LINE, depending on the model.
Likely causes
- Mis-wired power connection at installation
Safe first checks
- Don't keep using it. Turn it off at the circuit breaker.
When to stop
GE says to contact an installer or electrician to correct the wiring. Don't open the terminal block cover yourself.
Checked against: GE Appliances: Range & Wall Oven - Oven Error, Fault or Function Codes. Codes can differ by model and year, so confirm with your owner's manual.