I'm posting this here as a general FYI since it does not pertain to CTS-Vs:

Vehicle Make / Model: CADILLAC / CTS
Model Year(s): 2012
Manufacturer: GENERAL MOTORS LLC
Mfr's Report Date: NOV 02, 2011
NHTSA CAMPAIGN ID Number: 11V536000
NHTSA Action Number: N/A
Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM
Potential Number of Units Affected: 674

Summary

GM IS RECALLING CERTAIN MODEL YEAR 2012 CADILLAC CTS VEHICLES MANUFACTURED FROM OCTOBER 21, 2011, THROUGH OCTOBER 26, 2011. THESE VEHICLES MAY HAVE A CONDITION IN WHICH THE POWER VACUUM BRAKE BOOST PUSHROD RETENTION NUT MAY NOT BE TORQUED TO THE PROPER SPECIFICATION. IF THE NUT IS NOT TORQUED TO THE PROPER SPECIFICATION, THE NUT COULD LOOSEN AND ALLOW THE PUSHROD TO SEPARATE FROM THE BRAKE PEDAL.

Consequence

THIS COULD RESULT IN A LOSS OF ABILITY TO BRAKE AND a vehicle CRASH WITHOUT PRIOR WARNING.

Remedy

CADILLAC DEALERS WILL INSPECT THE POWER VACUUM BRAKE BOOST PUSHROD RETENTION NUT, AND IF NECESSARY, TORQUE THE NUT TO THE PROPER SPECIFICATION. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE SAFETY RECALL BEGAN ON NOVEMBER 1, 2011. OWNERS MAY CONTACT CADILLAC AT 1-800-458-8006.

Notes

GM'S SAFETY RECALL CAMPAIGN NUMBER IS 11318. OWNERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO HTTP://WWW.SAFERCAR.GOV .