What was found
NO N2 ROTATION AFTER SELECTING ENGINE START SELECTOR ON "GRD" ON ENG #2. GROUNDED - YES. REMOVED AND REPLACED #2 ENG START VALVE PER B737-800 AMM 80-11-03.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NO N2 ROTATION AFTER SELECTING ENGINE START SELECTOR ON "GRD" ON ENG #2. GROUNDED - YES. REMOVED AND REPLACED #2 ENG START VALVE PER B737-800 AMM 80-11-03.