Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
POWER TRAIN
00773100171904l60e, 4l65e replacement valve body gaskets does not seem to fit. *tt10/27/2005
305401/01/200410009665Replacement flexplate may have larger bolt holes than the original flexplate. *tt10/14/2004
0159901/01/2004100072374l60e, 4l65e forward and low reverse waved steel clutch plate appearance change. *tt06/04/2004
00822B01/01/200400822C10005474No 2nd, no 4th and no reverse. to include 2004 light duty automobiles and trucks equipped with 4l60e or 4l65e automatic transmission. *tt02/27/2004
0141011/18/200310004214Poor performance from a stop in 2wd, auto or 4wd hi. 2003, 2003 cadillac ext also included. *tt11/21/2003
990730022A06/01/200399073002210002886Shift stabilization and tow/haul mode feature for hydra-matic 4l60-e/4l65-e and 4l80-e/4l85-e transmissions. *tt09/30/2003
POWER TRAIN - AUTOMATIC TRANSMISSION
01073001204/01/2001619373Information pertaining to the new control valve body, spacer plate and gaskets for the 4l60-e automatic transmission. *tt05/24/2001
POWER TRAIN - AUTOMATIC TRANSMISSION - COOLING UNIT AND LINES
PIT-472210/01/200810026804Gmc: fluid leak from transmission oil cooler lines due to corrosion. all 2000-2006 light duty trucks equipped with the light duty automatic transmission. *pe12/18/2008
POWER TRAIN - AUTOMATIC TRANSMISSION - LEVER AND LINKAGE - COLUMN SHIFT
020730024A08/01/2005020730024B634999Diagnosis of cracked or broken transmission case. *tt 2006 and prior cars and light duty trucks. *tt10/11/2002
POWER TRAIN - AUTOMATIC TRANSMISSION - TORQUE CONVERTER
01073000702/01/2001619187This bulletin is to inform dealers of the release of a new torque converter bolt for certain transmissions. *tt05/17/2001
POWER TRAIN - AXLE ASSEMBLY
30013001A10008872The service information and owners manual do not show a service interval for the 8.6, 9.5, 9.75, 10.5, and 11.5 inch rear axles with or without g80 (locking differential). *tt 2006 all general motors light duty trucks, vans and utilitie08/25/2004
POWER TRAIN - DRIVELINE
33003300A100135724wd models with noise, vibration on dry pavement. *eh04/21/2005
POWER TRAIN - DRIVELINE - DIFFERENTIAL UNIT
PIP4054A02/01/2008PIP4054B10024345Eaton locking differential chatter shudder noise on turns, equipped with a locking rear differential rpo g80. *nj updated 7/17/2008. *pe04/07/2008
POWER TRAIN - TRANSFER CASE (4-WHEEL DRIVE)
352610016558Intermittent service 4wd light comes on with diagnostic trouble code (dtc) c0306 or c0308 stored in tccm. *tt09/22/2005
335110014853Intermittent malfunction indicator lamp (mil) with diagnostic trouble code (dtc) c0374 or erratic 4wd/awd operation. *tt05/10/2005
3349100148094wd inoperative and diagnostic trouble code (dtc) u1026 atc fuse open. *tt05/10/2005
3012B3012A10008806The nvg 136 all wheel drive (awd) transfer case and the 236 and 246 nvg selectable transfer cases operating in the auto mode may exhibit a condition of a vibration/shudder during low speed turns such as a parking lot maneuver, up to approxi08/23/2004
0140911/18/200310004212The nvg 136 all wheel drive (awd) transfer case and the 236 and 246 nvg selectable transfer case shudder on turns. *tt11/21/2003