Saturday, August 8, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Buick Enclave 2007–2009technical service bulletin

Bulletin GCUS-9-2635 · NHTSA communication 10126145 · issued Aug 12, 2016

Technical service bulletin
communication type
Power Train
component
2007–2009
model years
21
vehicle entries

Official summary

14404B - Special Coverage.Bulletin. Some vehicles may experience a cracked or fractured transmission wave plate, resulting in a loss of 3rd, 5th and reverse gears. If this condition occurs within the stated terms dealers will repair the transmission.

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.