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Service bulletin 11212003

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10013265
Published by NHTSA2005-04-13
Manufacturer's number11212003
Manufacturer's date2003-11-21
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

TRANSMISSION WITH SECOND AND THIRD GEAR START POSSIBLE P0730 INCORRECT GEAR RATIO CODE AND OR P0757 2-3 SHIFT VALVE PERFORMANCE. THIS INCLUDES 2004 CHEVORLET PONTIAC BUICK OLDS MODELS. *EH

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Automatic transmission

Trouble codes named

P0730, P0757

Vehicles listed
UNKNOWN UNKNOWN

Listing a model year does not mean every vehicle of it is concerned: the document says which.