This bulletin applies to a number of GM products including 2013-2015 Cadillac ATS/2012-2015 SRX, 2012-2017 Buick LaCrosse/Regal/Verano, 2012-2017 Chevy Caprice, 2016-2018 Captiva/ 2011-2017 Equinox/2012-2018 Impala and 2011-2017 GMC Terrain.
Some owners of 2007-2009 Cadillac SRX, 2007-2010 STS or 2008-2010 CTS equipped with all-wheel-drive (MX7) and 6L45 (MYA) or 6L50 (MYB) automatic transmission may comment that the vehicle has no forward or reverse gear at launch or has a grinding noise when forward or reverse gear is selected.
This bulletin involves 2015-2017 Cadillac ATS, SRX, CTS, CT6 and XTS vehicles. A snapping or ticking noise at the harmonic balancer may be heard, or sparks may be observed at the balancer.
This bulletin applies to 2010-2015 Cadillac SRX vehicles. In “rare” cases, the brake pedal may not raise or seem stuck down after a normal braking event.
This bulletin applies to 2012 Cadillac SRX models. DTC P062F may be set in the ECM, active or in history. This code can falsely set during a low battery condition. This can also trigger certain HO2S heater sensor codes (P0030, P0036, P0050, P0053, P0054, P0059, P0060, P0135, P0141, P0155 and/or P0161).
This bulletin applies to 2010-2013 Cadillac SRX models. A no-start or other concern may be experienced after swapping an ECM or other modules from one vehicle to another.
This bulletin applies to all 2011-2012 GM passenger cars and light-duty trucks. In the event that an OnStar module had previously acquired a GPS signal with calibrated dead reckoning and is transported or towed at least 59 miles with the ignition off, the module may not re-acquire a current GPS location.
Owners of a 2011 Cadillac SRX may complain about a tilt/telescopic steering column lever that is binding, sticking or difficult to lock. This may be caused by the steering wheel lever adjustment nut tightening over time when the lever is cycled.
Owners of 2010-2012 Cadillac SRX vehicles may complain about a light vibration or exhaust noise under light acceleration load at 1,200 to 1,800 rpm. No misfires or codes may be present.
This bulletin applies to 2013-2014 Cadillac XTS, ATS, CTS and SRX models. Some customers may comment on the SES light on. A technician may find DTCs P0097, P00F4, P0113, P2229 and/or P0102 set.
Sign up for a FREE subscription to Auto Service Professional magazineSubscribe