Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
POWER TRAIN
025811/25/200202234636052Inoperative or inacurrate speedometer, 4x4 lamp illuminatd, and / or diagnostic trouble code p1635 or p1639. *tt11/04/2002
POWER TRAIN - AUTOMATIC TRANSMISSION
1837601/01/200510013316A cold weather reverse engagement stall. *tt04/14/2005
0326101/05/200310008279New service part - number 5 needle bearing and race kit - 4r70w transmission - service tip. *tt07/26/2004
0113707/09/2001620988Some vehicles equipped with a 4r70w automatic transmission may exhibit a clunk noise during the 2-1 downshift event. *tt09/05/2001
1445301/01/2000620453Some vehicles equipped with 4r100 transmission were built with and without the #8 thrust washer. *tt08/08/2001
POWER TRAIN - AUTOMATIC TRANSMISSION - CONTROL MODULE (TCM, PCM)
04210712/13/200404241410014086General (pcm) power train control module programming procedures. *tt04/28/2005
1568603/01/2002636320Concerns of diagnostic trouble code p1280 retrived fromthe power train control module (pcm). *tt11/07/2002
POWER TRAIN - AUTOMATIC TRANSMISSION - COOLING UNIT AND LINES
827604/01/2000613629Some vehicles may exhibit a transmission fluid leak from the transmission cooler hose auxillary cooler. **mr07/26/2000
1394903/01/2000612935Some vehicles built on or after march 1, 1999 may exhibit a transmission fluid leak from the transmission cooler hose to auxiliary cooler. *tt06/14/2000
827603/01/2000612716Some trucks built on or after march 1, 1999 may exhibit a transmission fluid leak from the transmission cooler hose to auxiliary cooler. *tt06/12/2000
POWER TRAIN - AUTOMATIC TRANSMISSION - PARK/NEUTRAL START SWITCH
0118109/17/2001625715Brake shift interlock.*jb11/30/2001
POWER TRAIN - AXLE ASSEMBLY
00B5209/01/2000618606Information on axle pivot bracket attachment for left axle. *jb04/17/2001
POWER TRAIN - DRIVELINE
0426601/01/200505261010014275A driveline clunk or bump when starting from a stop. *tt04/29/2005
1509907/01/2001621109Some vehicles may exhibit driveline clunk / thump noise condition on initial acceleration from a stop.09/07/2001
POWER TRAIN - DRIVELINE - DRIVESHAFT
1473503/01/2001619475Some vans / wagons with 138 inch wheelbase and 4r70w transmission (drive shaft >70 inch) may exhibit a vibration boom under heavy acceleration (wot) or a loaded drive mode. *tt06/01/2001
POWER TRAIN - MANUAL TRANSMISSION
1445303/02/2001616537Some vehicles equipped with 4r100 transmission were built with and without the #8 thrust washer. *tt03/02/2001