Buick Lesabre 1999–2000 — technical service bulletin
Bulletin 000730002 · NHTSA communication 611290 · issued Feb 1, 2000
Technical service bulletin
communication type
Power Train
component
1999–2000
model years
17
vehicle entries
Official summary
Some owners of vehicles with a hydra-matic 4t65-e transaxle may comment on harsh upshifts or harsh garage shifts, soft shifts, shudders on hard acceleration, or shifts erratic. *tt
Vehicles covered
- 1999 Buick Lesabre
- 2000 Buick Lesabre
- 1999 Buick Park Avenue
- 2000 Buick Park Avenue
- 1999 Buick Regal
- 2000 Buick Regal
- 1999 Buick Riviera
- 2000 Buick Riviera
- 1999 Chevrolet Lumina
- 1999 Chevrolet Monte Carlo
- 1999 Chevrolet Venture
- 1999 Oldsmobile 88
- 1999 Oldsmobile Intrigue
- 1999 Oldsmobile Silhouette
- 1999 Pontiac Bonneville
- 1999 Pontiac Grand Prix
- 1999 Pontiac Montana
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.