Bright lights began flashing off and on, dome light was intermittent, gauges shifted and door locks went off and on randomly, key stuck in car briefly and could not engage shifter. BCM was changed for $427 and technician said he had replaced many BCMs and some cars had it replaced more than once. I have read that the fact that Saturn chose to glue the console to the body rather than bracketing it may have cause weak solder points inside the box to fail.