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Service bulletin 030730059

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 id10005584
Published by NHTSA2004-03-04
Manufacturer's number030730059
Manufacturer's date2003-11-01
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

LOSS OF DRIVE OR REVERSE, LOSS OF TRANSMISSION FLUID, NOISE WHEN SHIFTED INTO DRIVE OR REVERSE. *TT

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

Vehicles listed
CADILLAC CTS2003, 2004

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

Other bulletins for the same vehicles and component
06-00-89-031D2021-09-07. Service bulletin. OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification
02-07-30-052J2017-08-15. Service bulletin. This informational bulletin provides technicians with information regarding automatic transmission oil cooler flow test essential tool J-45096 TransFlow®.
08-08-49-0012008-03-27. Service bulletin. INACCURATE FUEL GAGE READINGS, FUEL GAGE READS EMPTY WHEN THERE IS FUEL IN TANK, FUEL LEVEL LOW MESSAGE IN DIC, DTC P2066 SET (REPROGRAM ECM). WITH 2.8L OR 3.6L ENGINE (VINS T, 7 - RPO'S LP1, LY7). *NJ
0607300202007-01-04. Service bulletin. INTERMITTENT ENGINE CHUGGLE AT HIGHWAY SPEEDS DURING LIGHT THROTTLE LOAD. (REPROGRAM TRANSMISSION CONTROL MODULE (TCM)). *KB
33922005-09-28. Service bulletin. THE 5L40E AND 5L50E AUTOMATIC TRANSMISSION MAY EXPERIENCE A CONDITION OF HIGH TCC SLIP SPEED AND OR DTC P0741. *TT UPDATED 09-26-07. *KB
6092005-09-02. Service bulletin. OPERATING CHARACTERISTICS OF 5L40E/5L5OE TRANSMISSIONS. *SC
6102005-08-11. Service bulletin. TRANSMISSION OIL COOLER LINE FITTING. GM TECH LINK. *TT
0507300072005-05-14. Service bulletin. TRANSMISSION DOES NOT STAY IN SPORT MODE AFTER IGNITION IS CYCLED. *TT
0507300012005-04-20. Service bulletin. INFORMATION FOR DELAYED SHIFT ENGAGEMENT FROM PARK TO DRIVE. *EH
010142004-08-24. Service bulletin. DRIVELINE/EXHAUST GROWL/MOAN NOISE AT SPEEDS OF APPROXIMATELY 35-45 MPH (56-72 KM/H) IN 5TH GEAR WITH THE TCC APPLIED. *TT