Saturday, August 8, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Buick Envision 2013–2019technical service bulletin

Bulletin 18-NA-246 · NHTSA communication 10209255 · issued Mar 11, 2022

Technical service bulletin
communication type
Electrical System
component
2013–2019
model years
48
vehicle entries

Official summary

This service bulletin provides repair procedures, depending on model year, to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated with DTC P0172, P06DE and/or P0521 Set.

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.