From the NHTSA(National Highway Traffic Safety Administration)’s SaferCar.org site:
2005 Cadillac SRX and STS
NHTSA Campaign ID Number: 06V125000
Mfg’s Report Date: April 19, 2006
Potential Number Of Units Affected: 23077
Certain vehicles have a left or right rear suspension toe link that could separate because of an incorrect weld. If this were to occur, the affected rear wheel would be able to turn in or out, affecting vehicle control, which could result in a crash.
The recall will begin in May 2006. Owners may contact Cadillac at 1-866-982-2339.