Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
POWER TRAIN
990730016A10/01/2002990730016B10007838Diagnostic information for intermittent transmission downshift, slip, busy/cycling tcc or noisy cooling fan. *tt07/12/2004
010730002C08/01/2003010730002B10004354Malfunction indicator lamp (mil) is on; the transmission is stuck in third gear; and / or the instrument cluster is inoperative. *tt12/03/2003
POWER TRAIN - AUTOMATIC TRANSMISSION
03073005611/01/2003100055664l60-e automatic transmission oil pump first and second design identification. *tt03/04/2004
010730023B03/01/2002010730023A634815Some customers may comment on a harsh 1-2 upshift and the check engine light or service engine soon indicator is illuminated and diagnostic trouble code p1870 set. *tt10/09/2002
010730023A11/01/2001010730023627839Information regarding harsh 1-2 upshift, service engine soon, malfunction indicator lamp, or cel illuminated, diagnostic trouble code p1870 set. (1996-2000 chevrolet and gmc light duty truck models) *yh02/25/2002
01073002306/01/2001622930Some owners with vehicles built before january 15,1999 may comment on a harsh 1-2 upshift and may also have a check engine light. *et10/24/2001
01073002105/01/2001619742This technical service bulletin states that technicians may experience difficulty in removing the connectors from the park / neutral position switch, usually when trying to remove the switch during transmission service. *tt06/26/2001
010730002D09/01/2005010730002E619393Malfunction indicator lamp (mil) on, transmission stuck in third gear, instrument cluster inoperative. *tt updated *eh 2006 and prior gm passenger cars and light duty trucks. *sc05/29/2001
86711707/01/1998615077Brief information regarding rusty transmission fluid level indicator. *tt12/27/2000
837110A08/01/1998609641Park/neutral position switch connector cannot be removed. yd04/05/2000
990730004A10/01/19999907300046089191A condition with a rusty transmission fluid level indicator / transmission oil filler tube. *tt01/14/2000
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 - AXLE ASSEMBLY
000730022B12/01/2004000730022C618141A no reverse, no second gear, or no fourth gear condition. *tt updated *eh04/05/2001
POWER TRAIN - AXLE ASSEMBLY - AXLE SHAFT
98464102A10/01/199846-41-02602753Conditions with front propeller shaft cv boot torn or cracked. *yc01/11/1999
POWER TRAIN - MANUAL TRANSMISSION
9883711005/01/1998601414Technicians may experience difficulty in removing the connectors from the park/neutral position switch, usually when trying to remove the switch during transmission service. *yc08/04/1998

Consumer Complaints


Fail datemilesoccurencesPurchase date
POWER TRAIN
03/15/200350000
 Transmission_ will not go into reverse and when in drive makes a wineing sound. other - radiator- heavy rust flushed out radiator 5 times and still have rust along with rusty fluids.
04/01/2002104/22/1997
 Power seat shorted out and the dealer repaired the burned and chafed wires, belt tensioner was noisy, the remote locks shorted out and the dealer replaced the receiver module, intake gasket was leaking coolant, rear wiper motor shorted out, fuel sensor shorted out, right axle seal failed causing fluid to leak, multifunction switch failed, the transmission had no reverse, no third gear only first gear. nlm
POWER TRAIN - AUTOMATIC TRANSMISSION
03/28/2003508001
 Transmission failed at 50,800 miles. dealer notified. *ak
11/18/200271724108/13/2001
 The transmission went out at 72000 miles, cost me $2400 to get a new one installed. i babied this car from the moment i bought it off the lot at a certified gm dealership, only 32000 miles when i purchased it. i feel that this vehicle was a lemon. *nlm
POWER TRAIN - AUTOMATIC TRANSMISSION - COOLING UNIT AND LINES
04/08/200368508102/18/2003
 The automatic transmission failed due to failed cooling line which leaked. transmission was replaced by a gm manufactured transmission. *jb
POWER TRAIN - AUTOMATIC TRANSMISSION - LEVER AND LINKAGE - COLUMN SHIFT
 While driving at any rate of speed a noise occurs from the transfer case which is caused by a gear or something within the mechanism that is loose or worn out. please give any further details. *ak
POWER TRAIN - AXLE ASSEMBLY - AXLE SHAFT - SEAL
109/01/1997
 The left front outpit axle leaking. nlm
POWER TRAIN - CLUTCH ASSEMBLY - PEDAL/LINKAGE
08/25/20001
 Consumer stated that the clutch fan failed and replaced. *yd
POWER TRAIN - DRIVELINE - DIFFERENTIAL UNIT
05/16/200396210004/04/2003
 I just had the transfer case and differential on my 1997 olds bravada repaired and was driving when i heard a pop sound and saw flames shooting out from the bottom center and rear of my vehicle. i stopped immediately and got everyone out just before the whole thing went up in flames. *nlm
04/02/20031
 There was a burned grease odor coming from the vehicle. the mechanic diagnosed the front differential seal leaked fluid. *jb
07/24/2002103/01/2097
 Unknown as to beginning date of pinion seal leak resulting in vibrations at 45 to 65 miles per hour, and fuel guage inaccurate since around 60,000 miles. *ak
1
 Differential was leaking fluid onto wheel well. dealer has been notified.*ak the differential was replaced. *yh
09/01/199906/01/1998
 Problems 1)alternator and battery replaced 2) tensioner replaced 3) battery replaced again 4) harmonic balancer replaced 5) started replaced 6) transfer case, drive shaft, differential replaced 7)gas float has to be replaced to get accurate gas gauge level to list a few of the problems encountered after a year and half of owning
POWER TRAIN - DRIVELINE - DRIVESHAFT
08/19/20021
 Consumer states while driving at highway speed the driveshaft separated and causes the vehicle to vibrate. dealer notified. feel free to provide any further information.
09/01/199906/01/1998
 Problems 1)alternator and battery replaced 2) tensioner replaced 3) battery replaced again 4) harmonic balancer replaced 5) started replaced 6) transfer case, drive shaft, differential replaced 7)gas float has to be replaced to get accurate gas gauge level to list a few of the problems encountered after a year and half of owning
12/29/1997108/15/1997
 Front drive shaft cracked all the way through.
POWER TRAIN - TRANSFER CASE (4-WHEEL DRIVE)
03/26/2003430001
 The vehicles four wheel drive pulled while driving. *nlm
08/26/2001208/21/2000
 Transfer case cracked, it happened twice and will go out again in 2 1/2 years. it could cause me to wreck and hurt someone or even myself.*jb