Buick Regal 2001–2005 — technical service bulletin
Bulletin 020730013D · NHTSA communication 10012152 · issued May 1, 2005
Technical service bulletin
communication type
Power Train
component
2001–2005
model years
44
vehicle entries
Official summary
Incorrect transmission shifts poor engine performance harsh 1-2 upshifts slips 1st and reverse torque converter clutch stuck off on diagnostic trouble code p0730, p0756, p0757, p0741, p0742. *eh *tt
Vehicles covered
- 2001 Buick Regal
- 2002 Buick Regal
- 2003 Buick Regal
- 2004 Buick Regal
- 2002 Buick Rendezvous
- 2003 Buick Rendezvous
- 2004 Buick Rendezvous
- 2001 Chevrolet Impala
- 2002 Chevrolet Impala
- 2003 Chevrolet Impala
- 2004 Chevrolet Impala
- 2001 Chevrolet Lumina
- 2001 Chevrolet Monte Carlo
- 2002 Chevrolet Monte Carlo
- 2003 Chevrolet Monte Carlo
- 2004 Chevrolet Monte Carlo
- 2001 Chevrolet Venture
- 2002 Chevrolet Venture
- 2003 Chevrolet Venture
- 2004 Chevrolet Venture
- 2001 Oldsmobile Aurora
- 2002 Oldsmobile Aurora
- 2003 Oldsmobile Aurora
- 2001 Oldsmobile Intrigue
- 2002 Oldsmobile Intrigue
- 2001 Oldsmobile Silhouette
- 2002 Oldsmobile Silhouette
- 2001 Pontiac Aztek
- 2002 Pontiac Aztek
- 2003 Pontiac Aztek
- 2004 Pontiac Aztek
- 2001 Pontiac Bonneville
- 2002 Pontiac Bonneville
- 2003 Pontiac Bonneville
- 2004 Pontiac Bonneville
- 2001 Pontiac Grand Prix
- 2002 Pontiac Grand Prix
- 2003 Pontiac Grand Prix
- 2004 Pontiac Grand Prix
- 2001 Pontiac Montana
- 2002 Pontiac Montana
- 2003 Pontiac Montana
- 2004 Pontiac Montana
- 2005 Saturn Relay
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.