This bulletin applies to 2018-2019 Cadillac CTS vehicles equipped with a 3.6L engine. 

Some customers may comment that the ride control mode will not extend over ignition cycle from sport mode, and defaults to tour mode. 

The cause may be an ECM calibration error. Reprogram the ECM.

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Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.

About the Author

Mike Mavrigian | Editor

Mike received a BA degree from Youngstown State University in English Literature with a minor in Journalism in 1975.