Buick Envision 2013–2019 — technical service bulletin

Bulletin PIP5402E · NHTSA communication 10167456 · issued Oct 22, 2019

Technical service bulletin

communication type

Engine and Engine Cooling

component

2013–2019

model years

vehicle entries

Official summary

This Preliminary Information communication provides the technician with the diagnosis and repair steps for a vehicle with a check engine light on with Diagnostic Trouble Code P015B or a reduced engine power message with Diagnostic Trouble Code P1101. Technician should look for a missing or damaged O-ring seal in the charge air cooler coupler.

Vehicles covered

2017 Buick Envision
2018 Buick Envision
2019 Buick Envision
2013 Buick Regal
2014 Buick Regal
2015 Buick Regal
2016 Buick Regal
2017 Buick Regal
2018 Buick Regal
2019 Buick Regal
2013 Buick Verano
2014 Buick Verano
2015 Buick Verano
2016 Buick Verano
2013 Cadillac Ats
2014 Cadillac Ats
2015 Cadillac Ats
2016 Cadillac Ats
2017 Cadillac Ats
2018 Cadillac Ats
2019 Cadillac Ats
2016 Cadillac CT6
2017 Cadillac CT6
2018 Cadillac CT6
2019 Cadillac CT6
2014 Cadillac CTS
2015 Cadillac CTS
2016 Cadillac CTS
2017 Cadillac CTS
2018 Cadillac CTS
2019 Cadillac CTS
2016 Chevrolet Camaro
2017 Chevrolet Camaro
2018 Chevrolet Camaro
2019 Chevrolet Camaro
2018 Chevrolet Equinox
2019 Chevrolet Equinox
2013 Chevrolet Malibu
2014 Chevrolet Malibu
2015 Chevrolet Malibu
2016 Chevrolet Malibu
2017 Chevrolet Malibu
2018 Chevrolet Malibu
2019 Chevrolet Malibu
2018 GMC Terrain
2019 GMC Terrain

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.