Bulletins
| Bulletin | Bulletin date | Replacement Bulletin | Item no. | Summary | Added |
|---|---|---|---|---|---|
| POWER TRAIN - AUTOMATIC TRANSMISSION | |||||
| PB-12138 | 10/01/2012 | 10047639 | Cadillac/chevrolet/gmc: if transmission dipstick tube becomes fatigue and fracture, while in afm mode, it causes a ticking or rattling noise from front of vehicle, when engine vibrates. models 2010-2011 all escalade, esv, ext; avalanche, | 12/05/2012 | |
| PI0522B | 04/01/2012 | 10044233 | Gm: tick or rattle noise from front of dash, transmission filler tube cracked or broken (inspect filler tube, replace tube as necessary). *js | 05/23/2012 | |
| PIP-3366-B | 11/01/2011 | 10043185 | Cadillac/chevrolet/gmc/hummer: some suvs and trucks are exhibiting a condition where by grinding/ratcheting type noise coming from automatic transmission when shifting into park while in 4wd low (4lo) range. *pe | 02/29/2012 | |
| PI-0041D | 10/01/2011 | 10042286 | Cadillac/chevrolet/gmc: certain model vehicles my 2010-2012, the transmission has developed a leak in the rear. *pe | 12/05/2011 | |
| POWER TRAIN - AUTOMATIC TRANSMISSION - CONTROL MODULE (TCM, PCM) | |||||
| 08-07-30-021G | 03/01/2012 | 10043829 | Gm: loss of high speed gmlan communications, intermittent no crank, ip gage fluctuation, intermittent door look cycling, intermittent chime operation, various ip warning lamps illuminated, transmission may not shift, communication dtcs u007 | 04/27/2012 | |
| PI-0488 | 06/01/2011 | 10039489 | Ready | 08/01/2011 | |
| POWER TRAIN - TRANSFER CASE (4-WHEEL DRIVE) | |||||
| PIE-0042A | 09/01/2010 | 10036124 | Gmc/cadillac/chevrolet: engineering information-service 4 wheel drive message displayed. gm engineering attempting to determine the root cause of the service 4 wheel drive message. prior to removal or replacement of the transfer case co | 03/11/2011 | |