Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
POWER TRAIN - AUTOMATIC TRANSMISSION
30603060A10009370The engine does not stall when performing a p1870 diagnostic test with the tech 2 scan tool or when commanding the torque converter clutch enable solenoid on applications that do not have the p1870 diagnostic test listed. 4l60e or 4l65e tr09/27/2004
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
577126A02/01/199751354Transmission fluid leak from pump body (replace bushing). *tw12/21/1999
9674L60E04A04/01/199752554Transmission fluid leak from pump body (replace bushing). *tw08/14/1997
577126B04/01/199757-71-26A52105Transmission fluid leak from pump body (replace bushing). *tw07/17/1997
577126R02/01/199757-71-2651502Transmission fluid leak from pump body/replace bushing. *tw06/27/1997
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 - MANUAL TRANSMISSION
01072900406/01/2001720508B622763Information regarding corvette zf six speed manual transmission. nlm10/22/2001

Consumer Complaints


Fail datemilesoccurencesPurchase date
POWER TRAIN - AUTOMATIC TRANSMISSION
07/14/2000104/01/1996
 Transmission locked up and went into skid,sent car into oncomming traffic,second replacement transmission. *ak
09/01/1996207/05/1996
 Transmission failed in 2nd gear.
 Transmission skips gears intermittently, cause is unknown. *ak
POWER TRAIN - AXLE ASSEMBLY
01/12/2000108/01/1996
 First wheel bearing hub failed on march 26, 1999. service technician reported that wheel could have come off of vehicle during transportation. replaced by dealer at consumer's cost. letter sent to vehicle manufacturer with failed part. no response received by consumer. replacement diagnosed as failed on january 12, 2000. during diagnosis, dealer reports that all universal joints (original equipment) are failing. all assemblies should last much longer than 3 years/55,000 miles. *ak
POWER TRAIN - CLUTCH ASSEMBLY
06/01/1996106/01/1996
 Manual transmission and clutch failed.
POWER TRAIN - DRIVELINE - UNIVERSAL JOINT
01/12/2000108/01/1996
 First wheel bearing hub failed on march 26, 1999. service technician reported that wheel could have come off of vehicle during transportation. replaced by dealer at consumer's cost. letter sent to vehicle manufacturer with failed part. no response received by consumer. replacement diagnosed as failed on january 12, 2000. during diagnosis, dealer reports that all universal joints (original equipment) are failing. all assemblies should last much longer than 3 years/55,000 miles. *ak
POWER TRAIN - MANUAL TRANSMISSION
12/29/1998104/01/1996
 Had to force transmission to shift into gear, transmission was replaced under warranty. *ak
06/01/1996106/01/1996
 Manual transmission and clutch failed.