Cadillac Escalade 2015–2025 — technical service bulletin

Bulletin 18-NA-103 · NHTSA communication 11006604 · issued Aug 3, 2024

Technical service bulletin

communication type

Engine

component

2015–2025

model years

vehicle entries

Official summary

This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel in cold temperatures.

Vehicles covered

2021 Cadillac Escalade
2022 Cadillac Escalade
2023 Cadillac Escalade
2024 Cadillac Escalade
2021 Cadillac Escalade Esv
2022 Cadillac Escalade Esv
2023 Cadillac Escalade Esv
2019 Chevrolet 6500
2016 Chevrolet Colorado
2017 Chevrolet Colorado
2018 Chevrolet Colorado
2019 Chevrolet Colorado
2020 Chevrolet Colorado
2021 Chevrolet Colorado
2022 Chevrolet Colorado
2015 Chevrolet Cruze
2017 Chevrolet Cruze
2018 Chevrolet Cruze
2019 Chevrolet Cruze
2019 Chevrolet Duplicate Silverado 5500
2018 Chevrolet Equinox
2019 Chevrolet Equinox
2015 Chevrolet Express
2016 Chevrolet Express
2017 Chevrolet Express
2018 Chevrolet Express
2019 Chevrolet Express
2020 Chevrolet Express
2021 Chevrolet Express
2022 Chevrolet Express
2015 Chevrolet Silverado 1500
2016 Chevrolet Silverado 1500
2017 Chevrolet Silverado 1500
2018 Chevrolet Silverado 1500
2019 Chevrolet Silverado 1500
2020 Chevrolet Silverado 1500
2021 Chevrolet Silverado 1500
2022 Chevrolet Silverado 1500
2023 Chevrolet Silverado 1500
2024 Chevrolet Silverado 1500
2019 Chevrolet Silverado 2500
2020 Chevrolet Silverado 2500
2021 Chevrolet Silverado 2500
2022 Chevrolet Silverado 2500
2023 Chevrolet Silverado 2500
2024 Chevrolet Silverado 2500
2019 Chevrolet Silverado 3500
2020 Chevrolet Silverado 3500
2021 Chevrolet Silverado 3500
2022 Chevrolet Silverado 3500
2023 Chevrolet Silverado 3500
2024 Chevrolet Silverado 3500
2019 Chevrolet Silverado 4500
2020 Chevrolet Silverado 4500
2021 Chevrolet Silverado 4500
2022 Chevrolet Silverado 4500
2023 Chevrolet Silverado 4500
2024 Chevrolet Silverado 4500
2019 Chevrolet Silverado 5500
2020 Chevrolet Silverado 5500

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.