Buick Cascada 2013–2018 — technical service bulletin

Bulletin PI1149A · NHTSA communication 10140340 · issued Nov 28, 2017

Technical service bulletin

communication type

Equipment

component

2013–2018

model years

vehicle entries

Official summary

This preliminary information bulletin provides a procedure on how to check for the customer concern of a blank radio with/without audio, by checking the the wiring harness, ECU and reprograming the HMI software update, if the wiring or ECU are not the cause.

Vehicles covered

2016 Buick Cascada
2017 Buick Cascada
2018 Buick Cascada
2014 Buick Enclave
2015 Buick Enclave
2016 Buick Enclave
2017 Buick Enclave
2018 Buick Enclave
2014 Buick Encore
2015 Buick Encore
2016 Buick Encore
2017 Buick Encore
2018 Buick Encore
2016 Buick Envision
2017 Buick Envision
2018 Buick Envision
2014 Buick Lacrosse
2015 Buick Lacrosse
2016 Buick Lacrosse
2017 Buick Lacrosse
2018 Buick Lacrosse
2014 Buick Regal
2015 Buick Regal
2016 Buick Regal
2017 Buick Regal
2018 Buick Regal
2014 Buick Verano
2015 Buick Verano
2016 Buick Verano
2017 Buick Verano
2013 Cadillac Ats
2014 Cadillac Ats
2015 Cadillac Ats
2016 Cadillac Ats
2017 Cadillac Ats
2018 Cadillac Ats
2016 Cadillac CT6
2017 Cadillac CT6 Plug-In Hybrid
2018 Cadillac CT6 Plug-In Hybrid
2014 Cadillac CTS
2015 Cadillac CTS
2016 Cadillac CTS
2017 Cadillac CTS
2018 Cadillac CTS
2014 Cadillac Elr
2015 Cadillac Elr
2016 Cadillac Elr
2017 Cadillac Elr
2014 Cadillac Escalade
2015 Cadillac Escalade
2016 Cadillac Escalade
2017 Cadillac Escalade
2018 Cadillac Escalade
2014 Cadillac Escalade Esv
2015 Cadillac Escalade Esv
2016 Cadillac Escalade Esv
2017 Cadillac Escalade Esv
2018 Cadillac Escalade Esv
2013 Cadillac SRX
2014 Cadillac SRX

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.