Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Buick Cascada 2009–2021technical service bulletin

Bulletin 16NA109 · NHTSA communication 10191163 · issued Mar 8, 2021

Technical service bulletin
communication type
Steering
component
2009–2021
model years
60
vehicle entries

Official summary

This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.

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.