Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Buick Cascada 2005–2021technical service bulletin

Bulletin 16NA338 · NHTSA communication 10194079 · issued Apr 30, 2021

Technical service bulletin
communication type
Power Train
component
2005–2021
model years
60
vehicle entries

Official summary

This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.

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.