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Service bulletin 020730002

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 id631799
Published by NHTSA2002-06-20
Manufacturer's number020730002
Manufacturer's date2004-08-01
Replaces020730002A
NHTSA componentPOWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

INFORMATION ON 5L40E AUTOMATIC TRANSMISSION OPERATING CHARACTERISTICS. *SLC *AR

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, Manual transmission

Vehicles listed
CADILLAC CTS2003, 2004, 2005
CADILLAC SRX2004, 2005
CADILLAC STS2005
CADILLAC XLR2004, 2005

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

Recalls for the same vehicles and component
08V5270002008-10-09. POWER TRAIN:AUTOMATIC TRANSMISSION

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

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
09-07-30-018D2018-06-04. Service bulletin. This informational bulletin provides a revision for 09-07-30-018C to add the 2014 model year and update the Labor Operation.
01-00-89-010J2018-05-21. Service bulletin. This informational bulletin provides a revision for 01-00-89-010I to add the 2013 model year.
01-07-30-042H2018-05-21. Service bulletin. This information was created to inform the technician that the 2-3 upshift and the 3-2 downshift clunk is caused by the releasing of the 2-4 band and application of the 3-4 clutch assembly during an upshift. Also during a 3-2 downshift, the releasing of the 3-4 clutch during the application of the 2-4 band, can cause torque reversal down the output shaft creating a clunk. This is a normal condition.
09-07-30-018C2017-10-12. Service bulletin. This warranty administration bulletin provides information on the change in automatic transmission add conditions documentation and claim submissions
PIC3520C2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about a failed module programming or difficulty performing certain diagnostic procedures due to the ignition not being in the "Ignition On, Engine Off" mode. Technician will need to press and hold the ACC/OFF portion of the Start/ACC/OFF mode button for 5 seconds with a valid keyless entry transmitter inside the vehicle and the transmission in Park or Neutral.
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
0607300302007-01-03. Service bulletin. 5L50-E TRANSMISSION TORQUE CONVERTER CLUTCH (TCC) SURGE, SHUDDER OR CHUGGLE (REPROGRAM TCM). *KB