Service bulletin 050730012
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10017355 |
| Published by NHTSA | 2005-11-04 |
| Manufacturer's number | 050730012 |
| Manufacturer's date | 2005-05-01 |
| NHTSA component | POWER TRAIN:AUTOMATIC TRANSMISSION |
NHTSA's summary
4L60-E/4L65-E AUTOMATIC TRANSMISSION 2-3 SHIFT CLUNK. *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
| CADILLAC ESCALADE | 2005 |
|---|---|
| CHEVROLET AVALANCHE | 2005 |
| CHEVROLET SILVERADO | 2005 |
| CHEVROLET SUBURBAN | 2005 |
| CHEVROLET TAHOE | 2005 |
| GMC SIERRA | 2005 |
| GMC YUKON | 2005 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 06-00-89-031D | 2021-09-07. Service bulletin. OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification |
|---|---|
| 06-00-89-031D | 2021-04-20. Service bulletin. OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification |
| PIP3366C | 2018-08-20. Service bulletin. This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting the automatic transmission into park while the transfer case is in 4 wheel drive low (4LO) range. Dealers technician's are advised this condition should be deemed a normal characteristic of 4WD low operation. |
| 09-07-30-018D | 2018-06-04. Service bulletin. This informational bulletin provides a revision for 09-07-30-018C to add the 2014 model year and update the Labor Operation. |
| 01-00-89-010J | 2018-05-21. Service bulletin. This informational bulletin provides a revision for 01-00-89-010I to add the 2013 model year. |
| 01-07-30-042H | 2018-05-21. 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. |
| 09-07-30-018C | 2017-10-12. Service bulletin. This warranty administration bulletin provides information on the change in automatic transmission add conditions documentation and claim submissions |
| PIP3161H | 2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about vehicle with a clunk type noise on start up with the vehicle in park when the vehicle is equipped Allison LCT1000 transmission. This condition is considered to be an operating characteristic of the Allison LCT1000 transmission. |
| 02-07-30-052J | 2017-08-15. Service bulletin. This informational bulletin provides technicians with information regarding automatic transmission oil cooler flow test essential tool J-45096 TransFlow®. |
| PIP3161F | 2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles with a clunk type noise on start up with the vehicle in park when the vehicle is equipped Allison LCT1000 transmission. This condition is considered to be an operating characteristic of the Allison LCT1000 transmission. |