Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
POWER TRAIN - AUTOMATIC TRANSMISSION
PI0522B04/01/201210044233Gm: tick or rattle noise from front of dash, transmission filler tube cracked or broken (inspect filler tube, replace tube as necessary). *js05/23/2012
PIP-3366-B11/01/201110043185Cadillac/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. *pe02/29/2012
PIP-481708/01/201010036548Cadillac/chevrolet/gmc: (hybrid) information on internal transmission wiring harness repairs. diagnostics of any one of or combination of the dtcs listed may lead to a internal transmission wiring harness concern. transmissionwiring har03/28/2011
PI-020908/01/201010036304Cadillac/chevrolet/gmc: rough transition to auto stop or no auto stop, malfunction indicator lamp (mil) on, dtc p2797 set. some vehicles may have experienced a cut or chaffing to the auxiliary transmission pump harness, which can cause th03/14/2011
PIP-4379D09/01/201010036204Chevrolet/gmc: delayed or no drive and or delayed or no reverse with dtc's, range inhibit. model years 2001-2011. *pe03/11/2011
PIP-4647A06/01/200910032869Gmc/chevrolet/saab/hummer: bind/tie-up in fourth gear, no second or fourth gears, overrun clutch distress. during disassembly of the transmission technicians may find that the 2-4 band (item 602 in si document 1553208) and the overrun clut06/04/2010
PIP-468608/01/200910032393Chevrolet/cadillac/gmc: hybrid driveability or customer concerns of flare, slip, stall at a stop, surge, lack of power, poor fuel economy, reduced ev range/limited electric propulsion, dtc p061b after campaign 09102b or dtc p061b prior to03/15/2010
SB-09241A10/01/200910032329Chevrolet/cadillac/gmc: transmission clutch housing fracture-reprogram transmission controller. excessive pressure on the transmission clutch could cause a fracture. may result in an improper transmission shift when shifting from third t03/05/2010
PIT-4846A05/06/200910030244Cadillac/chevrolet/gmc: locations of high speed gmlan wiring concerns. gauges inoperative, no crank, harsh transmission shifting, no transmission shifting, door locks cycling and indicators on. *pe09/02/2009
PIP-439508/01/200810026149Gmc: flare and or harsh 2-3 shifts. this condition may be caused by leaking 1-2-3-4 and 3-5-r clutch fluid seal rings (230). models cadillacs, chevrolets, gmc, hummers, pontiacs. equipped with 6l80 (rpo myc) or 6l90 (rpo myd) automati10/02/2008
POWER TRAIN - AUTOMATIC TRANSMISSION - CONTROL MODULE (TCM, PCM)
08-07-30-021G03/01/201210043829Gm: 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 u00704/27/2012
PIP-4653B09/01/200910032434Buick/chevrolet/hummer/gmc/pontiac/cadillac/saturn: technicians may find dtcs p0601, p0603, p0604, p062f or p1621 stored in the tcm as an active or a history code. some of these dtcs can also be set in the ecm or fpcm. make sure that you03/24/2010
POWER TRAIN - AUTOMATIC TRANSMISSION - TORQUE CONVERTER
PI-0153B02/01/201110038349Ready06/15/2011
PI-0153B02/01/201110038349Gm: there is a whine noise when in drive or reverse. there is a bearing problem in the torque converter. *rm06/15/2011
POWER TRAIN - AXLE ASSEMBLY
09-04-17-002E01/01/201110037552Gm: there may be a bump noise or clunk feel when stopping or launching. this may be caused by a slip in the transmission. *rm05/25/2011
09-04-17-002E01/01/201110037552Ready05/25/2011
POWER TRAIN - MANUAL TRANSMISSION
PIT457502/01/2009PIT-4575B10024212(hybrid) vehicle stalls when shifted out of park. with rpo hp2. *nj updated 12/3/08. *pe updated 8/19/09. *pe03/24/2008

Consumer Complaints


Fail datemilesoccurencesPurchase date
POWER TRAIN
08/15/201256000
 Tl- the contact owns a 2009 chevrolet silverado. the contact stated that the vehicle would not start. the vehicle was taken to a local mechanic who advised that they needed to replace the wiring harness. the vehicle was not repaired. the manufacturer was contacted and stated that someone would returned his call later. the failure and the current mileage was 56,000. kmj
08/15/201256000
 Tl- the contact owns a 2009 chevrolet silverado. the contact stated when he tried to turn on his vehicle the vehicle would not turn. the vehicle was taken to a locate shop. the locate shop stated they needed to replace the wiring harness. the vehicle was not repaired. the manufacturer was contacted and they stated someone would returned his call. the failure and the current mileage was 56,000.jp