Cadillac Escalade 2016–2022 — technical service bulletin
Bulletin 20NA110 · NHTSA communication 10214200 · issued Jan 13, 2022
Technical service bulletin
communication type
Fuel System, Diesel
component
2016–2022
model years
60
vehicle entries
Official summary
This service bulletin provides service information for a DEF pump that is unable to build pressure after replacement.
Vehicles covered
- 2022 Cadillac Escalade
- 2021 Cadillac Escalade Esv
- 2022 Cadillac Escalade Esv
- 2021 Cadillac Escalade NA
- 2019 Chevrolet 3500
- 2020 Chevrolet 3500
- 2021 Chevrolet 3500
- 2022 Chevrolet 3500
- 2020 Chevrolet 5500HD
- 2021 Chevrolet 5500HD
- 2019 Chevrolet 6500
- 2016 Chevrolet Colorado
- 2017 Chevrolet Colorado
- 2018 Chevrolet Colorado
- 2019 Chevrolet Colorado
- 2020 Chevrolet Colorado
- 2021 Chevrolet Colorado
- 2022 Chevrolet Colorado
- 2017 Chevrolet Cruze
- 2018 Chevrolet Cruze
- 2019 Chevrolet Cruze
- 2018 Chevrolet Equinox
- 2019 Chevrolet Equinox
- 2017 Chevrolet Express
- 2018 Chevrolet Express
- 2019 Chevrolet Express
- 2020 Chevrolet Express
- 2021 Chevrolet Express
- 2022 Chevrolet Express
- 2017 Chevrolet Silverado 1500
- 2018 Chevrolet Silverado 1500
- 2019 Chevrolet Silverado 1500
- 2020 Chevrolet Silverado 1500
- 2021 Chevrolet Silverado 1500
- 2022 Chevrolet Silverado 1500
- 2017 Chevrolet Silverado 2500
- 2018 Chevrolet Silverado 2500
- 2019 Chevrolet Silverado 2500
- 2021 Chevrolet Silverado 2500
- 2022 Chevrolet Silverado 2500
- 2019 Chevrolet Silverado 4500
- 2020 Chevrolet Silverado 4500
- 2021 Chevrolet Silverado 4500
- 2022 Chevrolet Silverado 4500
- 2021 Chevrolet Silverado 6500
- 2021 Chevrolet Suburban
- 2022 Chevrolet Suburban
- 2021 Chevrolet Tahoe
- 2022 Chevrolet Tahoe
- 2016 GMC Canyon
- 2017 GMC Canyon
- 2018 GMC Canyon
- 2019 GMC Canyon
- 2020 GMC Canyon
- 2021 GMC Canyon
- 2022 GMC Canyon
- 2017 GMC Savana
- 2018 GMC Savana
- 2019 GMC Savana
- 2020 GMC Savana
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.