GMC Envoy 2004 — technical service bulletin
Bulletin 01714 · NHTSA communication 10006412 · issued Jan 1, 2004
Technical service bulletin
communication type
Power Train
component
2004
model years
6
vehicle entries
Official summary
The 4l60e/4l65e automatic transmission may experience a leak, inoperative/slipping in 2nd, 3rd and 4th gears or no movement (no forward or reverse) due to excess fluid loss. Sit bulletin 1455088. *tt
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.