Bulletins
| Bulletin | Bulletin date | Replacement Bulletin | Item no. | Summary | Added |
|---|---|---|---|---|---|
| POWER TRAIN | |||||
| 00773 | 10017190 | 4l60e, 4l65e replacement valve body gaskets does not seem to fit. *tt | 10/27/2005 | ||
| 3276 | 10013496 | 4l80e output carrier thrust washer changes. *tt | 04/20/2005 | ||
| 3054 | 01/01/2004 | 10009665 | Replacement flexplate may have larger bolt holes than the original flexplate. *tt | 10/14/2004 | |
| 3002 | 3002D | 10008802 | 4l60e/4l65e intermittent neutral condition while accelerating from a stop or while driving. *tt 1999-2006 gm cars, light duty trucks and utilities. *tt | 08/23/2004 | |
| 02086 | 01/01/2004 | 10007782 | 4l60e, 4l65e intermittent neutral from a stop or steady speed. *tt | 07/12/2004 | |
| 990730016A | 10/01/2002 | 990730016B | 10007838 | Diagnostic information for intermittent transmission downshift, slip, busy/cycling tcc or noisy cooling fan. *tt | 07/12/2004 |
| 01599 | 01/01/2004 | 10007237 | 4l60e, 4l65e forward and low reverse waved steel clutch plate appearance change. *tt | 06/04/2004 | |
| 010730002C | 08/01/2003 | 010730002B | 10004354 | Malfunction indicator lamp (mil) is on; the transmission is stuck in third gear; and / or the instrument cluster is inoperative. *tt | 12/03/2003 |
| 01410 | 11/18/2003 | 10004214 | Poor performance from a stop in 2wd, auto or 4wd hi. 2003, 2003 cadillac ext also included. *tt | 11/21/2003 | |
| 020421005A | 02/01/2003 | 020421005 | 10001110 | Slips in 4-wheel drive, noise, vibration, leaks, hot odor. *tt | 04/15/2003 |
| 020421005 | 06/01/2002 | 634905 | Some vehicles will not move when 4-wheel drive is requested, noise, shudder, poor performance, transmission / transfer case slips, transmission will not upshift, slips in 4-wheel drive. *tt | 10/10/2002 | |
| POWER TRAIN - AUTOMATIC TRANSMISSION | |||||
| 030730056 | 11/01/2003 | 10005566 | 4l60-e automatic transmission oil pump first and second design identification. *tt | 03/04/2004 | |
| 3259C | 3259E | 10005514 | 4l80e, 4l85e whine noise in first and second gear. *tt | 03/01/2004 | |
| 00702 | 01/01/2004 | 00702B | 10005476 | Slip condition in 2nd, 3rd or 4th damaged 2-4 band 3-4 clutch on the 4l60e/4l65e automatic transmission. *tt *mj | 03/01/2004 |
| 010730038B | 10/01/2005 | 010730038C | 10005162 | The service engine soon lamp is illuminated, no 3rd and 4th gear, the transmission does not shift correctly, the transmission feels like it shifts to neutral or a loss of drive occurs. *tt | 02/09/2004 |
| 020730011 | 03/01/2002 | 631670 | Subject regarding, 2001-2002 chevrolet and gmc c/k pickup and utility models, diagnostics for possible gear indicator concerns. *jg | 06/10/2002 | |
| 020730011 | 03/01/2002 | 631259 | Subject regarding, 2001-2002 chevrolet and gmc c/k pickup and utility models, diagnostics for possible gear indicator concerns. *slc | 05/21/2002 | |
| 010730038 | 12/01/2001 | 010730038D | 628934 | Some customers may comment that the service engine soon lamp is illuminated, no 3rd and 4th gear, the transmission does not shift correctly, the transmission feels like it shifts to neutral or a loss of drive occurs. *tt | 03/25/2002 |
| 010730043 | 12/01/2001 | 628815 | Subject regarding diagnostic tips for slipping or missing second, third and/or fourth gear. *tt | 03/21/2002 | |
| POWER TRAIN - AUTOMATIC TRANSMISSION - CONTROL MODULE (TCM, PCM) | |||||
| 01483 | 01/01/2004 | 10005496 | Vehicle has no pcm (power train control module) communication with tech 2. sit bulletin 1400427. *tt | 03/01/2004 | |
| POWER TRAIN - AUTOMATIC TRANSMISSION - COOLING UNIT AND LINES | |||||
| PIT-4722 | 10/01/2008 | 10026804 | Gmc: fluid leak from transmission oil cooler lines due to corrosion. all 2000-2006 light duty trucks equipped with the light duty automatic transmission. *pe | 12/18/2008 | |
| 042202 | 04/22/2002 | 636575 | Subject regarding kinked transmission oil cooler lines. *tt | 11/10/2002 | |
| POWER TRAIN - AUTOMATIC TRANSMISSION - LEVER AND LINKAGE - COLUMN SHIFT | |||||
| 020730024A | 08/01/2005 | 020730024B | 634999 | Diagnosis of cracked or broken transmission case. *tt 2006 and prior cars and light duty trucks. *tt | 10/11/2002 |
| POWER TRAIN - AXLE ASSEMBLY | |||||
| 4030 | 4030A | 10021676 | New design front axle side bearing adjusters. *kb | 06/15/2007 | |
| 3364 | 10014953 | Rear axle retainer button breakage. *eh | 05/12/2005 | ||
| 3001 | 3001A | 10008872 | The 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 utilitie | 08/25/2004 | |
| 030419001A | 09/01/2004 | 030419001B | 10004717 | Use of synthetic front axle lubricant for 4wd vehicles sold in cold weather climates. *tt this bulletin replaced previous bulletin dated 10/01/2003. *tt | 01/02/2004 |
| 030417001 | 06/01/2003 | 030417001A | 10002853 | Whine noise from rear axle. *tt | 09/26/2003 |
| 030418003 | 06/01/2003 | 10002854 | Revised wheel drive shaft inner joint and seal replacement. *tt | 09/26/2003 | |
| POWER TRAIN - DRIVELINE | |||||
| 3300 | 3300A | 10013572 | 4wd models with noise, vibration on dry pavement. *eh | 04/21/2005 | |
| 030419003 | 08/01/2003 | 10012557 | Fluid leak from front of vehicle add teflon tape to front axle vent plug threads. *eh | 03/07/2005 | |
| POWER TRAIN - DRIVELINE - DRIVESHAFT | |||||
| 040495001 | 03/01/2004 | 10008653 | Revised wheel drive shaft nut torque specification. *tt | 08/12/2004 | |
| POWER TRAIN - MANUAL TRANSMISSION | |||||
| 010730036 | 11/01/2001 | 627912 | Service engine soon lamp illuminated, incorrect transmission shifts, poor performance of engine, transmission slipping. *yh | 02/26/2002 | |
| POWER TRAIN - TRANSFER CASE (4-WHEEL DRIVE) | |||||
| 3424 | 3424A | 10017299 | Electronic transfer case unable to complete shift. *tt | 11/02/2005 | |
| 3389 | 10016707 | Four wheel drive inoperative and the 4wd service light will illuminate. diagnosis may reveal that the atc fuse could be open, possible dtc c0308, or various u codes may be set. the encoder motor may also be shorted or the tccm may be dama | 09/28/2005 | ||
| 3526 | 10016558 | Intermittent service 4wd light comes on with diagnostic trouble code (dtc) c0306 or c0308 stored in tccm. *tt | 09/22/2005 | ||
| 3351 | 10014853 | Intermittent malfunction indicator lamp (mil) with diagnostic trouble code (dtc) c0374 or erratic 4wd/awd operation. *tt | 05/10/2005 | ||
| 3349 | 10014809 | 4wd inoperative and diagnostic trouble code (dtc) u1026 atc fuse open. *tt | 05/10/2005 | ||
| 3132A | 3132B | 10010024 | Nvg149 np3 transfer case may exhibit a bind or shudder on turns. *tc | 11/03/2004 | |
| 3012B | 3012A | 10008806 | The 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 approxi | 08/23/2004 | |
| 020421004 | 04/01/2002 | 634899 | Some customers may comment on the service 4wd indicator illuminating with diagnostic trouble code b2725 set. *tt | 10/10/2002 | |
Consumer Complaints
| Fail date | miles | occurences | Purchase date |
|---|---|---|---|
| POWER TRAIN - AUTOMATIC TRANSMISSION | |||
| 12/01/2006 | 95386 | 2 | 06/05/2002 |
| Transmission failed in 2004 and now again the exact same problem 2006. *jb | |||
| 11/11/2005 | 53000 | 20 | 05/18/2002 |
| Transmission fails to engage drive unless placed into reverse. when stuck in drive, pushing on the accelerating will cause car to move forward slowly, until their is a loud violent sound from the rear of the vehicle ar which point the vehicle will engage drive and proceed in a sluggish fashion. the vehicle has been at the dealer who had investigated and fixed the problem since november 2005 and the problem persists today (2-7-2006). the problem presented itself after the dealership flushed and changed the transmission fluid at approximately 53000 miles (the service dept recommended the service). the transmission has been faulty ever since. the vehicle is 2002 gmc yukon, 2 wd.*jb | |||
| 12/28/2004 | 1 | ||
| Vehicle will not go into reverse. when taking to be serviced it was determined that transmission failed. *ak | |||
| 05/04/2004 | 1 | ||
| When shifting the gears transmission down shifted on its on. vehicle failed to move. consumer had the vehicle towed to the dealer for inspection, and mechanic determined that transmission needed to be replaced due to worn out parts. *ak | |||
| POWER TRAIN - AUTOMATIC TRANSMISSION - LEVER AND LINKAGE - FLOOR SHIFT | |||
| 1 | |||
| When the key is inserted into the ignition consumer is able to change gear from park without depressing brake pedal. however, when vehicle is running, not able to change gears without applying brakes.*ak | |||
| POWER TRAIN - AUTOMATIC TRANSMISSION - PARK/NEUTRAL START SWITCH | |||
| 1 | 10/26/2001 | ||
| When starting vehicle up, it lurches forward. took vehicle to dealer, and cause unknown.*ak consumer states that while the vehicle is in the park position it lurches forward. *yd | |||
| POWER TRAIN - AXLE ASSEMBLY - AXLE SHAFT - SEAL | |||
| 08/09/2005 | 38410 | 1 | 12/31/2001 |
| Dt: 2002 gmc yukon. the consumer had to have abs sensors replaced. there was a recall but it did not effect the consumer's state, which was wisconsin. this could be replaced by dealership for the amount of $924. the consumer paid to have sensors replaced. the consumer experienced the same problem as stated in the recalled vehicles . mechanic tested the sensors and stated this would not stop vehicle.*ak the front hub and bearing were corroded along with the sensors. the left rear axle was worn which caused a fluid leak. *jb | |||
| POWER TRAIN - AXLE HUBS | |||
| 07/15/2005 | 51000 | 50 | 02/23/2002 |
| Dt: there is a an ongoing investigation on the issue consumer was experiencing ,nhtsa investigation pe05020. while driving at low speeds under 5 mph abs engaged when applying brakes. the wheel speed sensor improperly responded with pedal depressed and a loss of brakes. took vehicle to the dealer for repairs and the left front wheel hub bearing assembly was replaced along with the wheel speed sensor. since this repairs the problem has been corrected. consumer did contact gm, who noted no recall in the us. *ak | |||
| POWER TRAIN - DRIVELINE - DIFFERENTIAL UNIT | |||
| 03/28/2006 | 26500 | 1 | 06/01/2002 |
| Dt*: the contact stated while attempting to turn at 15 mph, the rear driveline differential broke followed by a banging noise as though it was dragging. the vehicle was seen by a dealer for inspection. while the mechanic test drove the vehicle, the driveline differential unit completely separated. the vehicle is currently at the dealership awaiting repairs. updated 05/04/06. | |||
| POWER TRAIN - MANUAL TRANSMISSION | |||
| 06/18/2002 | 1 | ||
| Consumer states that vehicle will not go into reverse and could cause an accident. cause unknown. dealer notified.*jb | |||