Service Bulletin Description:
Microwave not working; magnetron not working; no power to the magnetron.
This Service Bulletin PDF download contains information for the following:
GCWM2767AD GCWM3067AF GCWM2767AF GCWM3067AD ECWM3011AS PCWM3080AF ECWM3012AS
The PDF may also contain information that applies to additional models not listed.