I'm getting a"SERVICE TRACTION SYSTEM" message. What's up? on 2005 Buick Rendezvous

The ABS and Traction off light some on but will go out when I restart the car.

2 answers
HAVE CODES SCANNED IN THAT MODULE AND POST SO WE CAN ADV
I have 2004 same issue I just had a diagnostic done at buick and they said I have a loose connection to ecbm