Buick Encore GX 2020–2024 — technical service bulletin
Bulletin PIP5978 · NHTSA communication 11006234 · issued Aug 12, 2024
Technical service bulletin
communication type
Power Train
component
2020–2024
model years
11
vehicle entries
Official summary
This Preliminary information communicates the possibility of dtc p0299 setting as a result of the vacuum supply line from the vacuum pump to the wastegate solenoid being restricted with adhesive bonding material.
Vehicles covered
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.