Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
EQUIPMENT - ELECTRICAL
00372D01/01/200410007287Onstar system is attempting and/or completing phone calls which the operator of the vehicle did not initiate. *tt06/09/2004
EQUIPMENT - ELECTRICAL - AIR CONDITIONER
04013700404/01/200410012614Revised air conditioning (a/c) system performance test. *tt03/08/2005
305610010369Part restriction on air conditioning compressors. *tt11/17/2004
317901/01/200410010266Automatic dual zone hvac battery draw supplement to 02-01-39-007a. *tt11/08/2004
307601/01/200410009603Repeat hvac blower motor failure. *tt10/08/2004
03013801909/01/2004030138019A10005551Underhood air conditioner rattle noise heard on acceleration or a sudden loss of air conditioner system performance. *tt this bulletin replaces 03-01-38-019 dated 11-01-2003. to include various modles including 2002-2004 commercial up03/02/2004
03013900806/01/200310002850Changes in air conditioning compessor on/off instrument panel display symbol from 2003 to 2004 model year and synchronizing the driver and passenger set temperatures. *tt09/26/2003
EQUIPMENT - ELECTRICAL - RADIO/TAPE DECK/CD ETC.
04084600401/01/2005040846004A10013440Onstar system inoperative onstar system status light is red radio locked in phone mode or dtc b1000. *eh04/19/2005
0057301/01/200410007618Low audio output from speakers. *mj07/06/2004
0166201/01/200410007248Xm error on a radio display. *tt06/04/2004
0184901/01/200401849A10006708Vehicles equipped with xm do not have audio, am, fm work correctly. *mr05/11/2004
0186401/01/200401864A10006615Radio cd skips/ejects or clock resets to 12:00. *mr *tt05/07/2004
0139011/18/200310004195Xm radio must be tuned to channel 1 through 66 during activation attempt. 2004 chevrolet canyon, gmc denali, gmc colorado also included. *tt11/21/2003
EQUIPMENT - OTHER - OWNERS/SERVICE/OTHER MANUAL
385710019212Supplement to bulletin 05-01-37-002a, poor heat performance. *ak02/21/2006