This TSB applies to 2010-2012 Buick LaCrosse, 2010-2012 Cadillac SRX, 2010-2012 Chevy Camaro and Equinox, 2010-2012 GMC Terrain, 2011-2012 Buick Regal, 2011-2012 Chevy Camaro convertible and 2011-2012 Chevy Cruze and Volt.
Owners of any of the listed vehicles may comment on a Service Stability/Traction message and, if equipped with a 2.4L engine with electric steering, a Service Steering message.
During diagnosis, the technician may find a DTC C0710 with symptom 71. The C0710/71 also can be found in the PSCM (electrical power steering module).
Condition 1: When servicing the SAS (steering angle sensor) using GDS a technician may have difficulties in learning the SAS using GDS. The display screen may just continue to read waiting or may display an error message.
Condition 2: Upon rechecking for codes, the technician may find one or more DTCs (U0074, U0077, U180D, U0293, U0126, U0125, C0186 and/or C0196. These DTCs will not clear.