Fēijī de wěndìngqì chū le gùzhàng, xūyào jǐnjí wéixiū.
The airplane's stabilizer malfunctioned and needed emergency repair.
Tips
usage
稳定器 covers multiple stabilizer types: a camera gimbal (手持稳定器), a flight stabilizer (飞行稳定器), or a voltage stabilizer (电压稳定器). Context makes the meaning clear.