Buick Encore 2019–2020 — technical service bulletin

Bulletin 19NA270 · NHTSA communication 10169351 · issued Nov 21, 2019

Technical service bulletin

communication type

Equipment Adaptive/mobility

component

2019–2020

model years

vehicle entries

Official summary

This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet.

Vehicles covered

2020 Buick Encore
2019 Cadillac CT6
2020 Cadillac CT6
2019 Cadillac XT4
2020 Cadillac XT4
2020 Cadillac XT5
2020 Cadillac XT6
2019 Chevrolet 6500
2019 Chevrolet Blazer
2020 Chevrolet Blazer
2019 Chevrolet Camaro
2020 Chevrolet Camaro
2019 Chevrolet Colorado
2020 Chevrolet Colorado
2019 Chevrolet Duplicate Silverado 5500
2019 Chevrolet Equinox
2020 Chevrolet Equinox
2019 Chevrolet Malibu
2020 Chevrolet Malibu
2019 Chevrolet Silverado 1500
2020 Chevrolet Silverado 1500
2019 Chevrolet Silverado 2500
2020 Chevrolet Silverado 2500
2019 Chevrolet Silverado 3500
2020 Chevrolet Silverado 3500
2019 Chevrolet Silverado 4500
2020 Chevrolet Silverado 4500
2020 Chevrolet Silverado 5500
2019 Chevrolet Silverado 6500
2020 Chevrolet Traverse
2019 Chevrolet Volt
2020 GMC Acadia
2019 GMC Canyon
2020 GMC Canyon
2019 GMC Sierra 1500
2020 GMC Sierra 1500
2019 GMC Sierra 2500
2020 GMC Sierra 2500
2019 GMC Sierra 3500
2020 GMC Sierra 3500
2019 GMC Terrain
2020 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.