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Service bulletin 020730012B

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 id10000928
Published by NHTSA2003-04-04
Manufacturer's number020730012B
Manufacturer's date2004-04-01
Replaces020730012C
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

HYDRA-MATIC 5L40-E SERVICEABLE COMPONENTS AND LABOR OPERATIONS. ORIGINAL NOT YET RECEIVED. *TT BULLETIN 02-07-30-012B NOT YET RECEIVED. *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
CADILLAC SRX2004
CADILLAC XLR2004

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
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
35792005-10-25. Service bulletin. UNABLE TO MOVE GEAR SHIFT LEVER OUT OF PARK AT TIMES. *TT
34342005-10-21. Service bulletin. TRANSMISSION OIL COOLER LINES DELETION OF COOLER THERMAL BYPASS VALVE. *TT
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