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 | ||
| 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 | |||||
| 3259C | 3259E | 10005514 | 4l80e, 4l85e whine noise in first and second gear. *tt | 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 |
| 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 |
| 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 |
| 660421002 | 04/01/1999 | 606576 | Customer may complain that the 4wd is inoperative. *tt | 08/27/1999 | |
| 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 | |
| POWER TRAIN - DRIVELINE | |||||
| 3300 | 3300A | 10013572 | 4wd models with noise, vibration on dry pavement. *eh | 04/21/2005 | |
| 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 | ||
| 3349 | 10014809 | 4wd inoperative and diagnostic trouble code (dtc) u1026 atc fuse open. *tt | 05/10/2005 | ||
| 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 | |
| 01409 | 11/18/2003 | 10004212 | The nvg 136 all wheel drive (awd) transfer case and the 236 and 246 nvg selectable transfer case shudder on turns. *tt | 11/21/2003 | |
| 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 | |||
| 03/20/2009 | 100000 | 2 | 01/16/2009 |
| Tl*the contact owns a 1999 gmc yukon. on april 20, 2009, the vehicle would not accelerate past 20 mph. there had been no prior failures with the transmission since purchasing the vehicle used in january of 2009. in addition, there were alignment issues that caused the tires to explode, tie rod failure, brake failure, and the fuel gauge displays the incorrect amount of fuel in the vehicle. the failure mileage was 100,000. updated 5/27/09 *cn the upper and lower ball joints, lower ball joints, idler arm, steering gear, rack and pinion were all replaced. updated 06/02/09.*jb | |||
| 12/13/2004 | 97000 | 1 | |
| While driving at 60 mph rmps revved up, and the transmission slipped, mechanic inspected the vehicle, and indicated that the transmission malfunctioned due to a failure in the ball valve. also indicated that this was a common problem with these vehicles, and this part has been up graded in later model years to correct this failure. *ak | |||
| 04/02/2002 | 3 | 11/01/1999 | |
| Transmission shifts hard from 1st to 2nd. transmisson does not shift to 4th (od). intermittent problem but happens most often after driving at freeway speeds or using engine braking on downgrades by shifting into lower gears. seems to be more frequent in warm/hot weather. vehicle is always lightly loaded.*ak | |||
| 03/21/2001 | 1 | ||
| Had taken vehicle to dealer for brake service on front disc brakes due to wear on disc. work after 15000 miles had to be performed again due to disk wearing out. consumer believed that brakes were not heavy enough for vehicle. *ak disc warped causing vibrations and brake failure. the disc was turned a t 15k miles and was replaced at 28k. transmission does not hold on hills. front end was leaking due to front pinion seal failure .. *yh | |||
| 02/01/2000 | |||
| Vehicle returned after 'fix' on 6/14 complaint: a loud thump noise at engine transmission area, then loss of power going uphill work done: lubed drive shaft (inv 412596) second time in: 6/20 (inv412895) complaint:cust returned for complaint of intermittent stalling and, extended starting work done: ignition coil, ignition replace third complaint 7/18/00-7/25 in shop (inv 414264 t5533 replace new scpi injector(s) as necessary - bad catalytic converter replaces, replace right 87wtfourth complaint: 9/6/00 to 9/8/00 in shop (vehicle not driven between 8/2 and 8/26, in garage) customer states engine died while driving50 mph. it lost power and seemed like no fuel was getting to engine stated cause:50psi, low l1225 sender/pump assembly, fuel (tank unit) - repalce left tank 228 wtl 2.20. *ak | |||
| 02/20/2000 | 5 | 12/15/1999 | |
| Basically consumer was having a problem with abs braking system. when applying brake pedal, pedal stuck and ruined rotors. also, air conditioning went out three times due to a hole inside of vent area. *ak check engine light came on due to faulty harness. transmission slips on acceleration. the engine runs rough at idle. button on left front seat rattles. right front outer brake pad was worn. vehicle pulls left when applying brake. *yh | |||
| 06/15/1999 | |||
| While driving on the highway all of a sudden vehicle cut off and stalled. contacted dealer.*ak | |||
| 06/15/1999 | |||
| Transmission was stalling. *ak | |||
| 07/09/1999 | 1 | 10/01/1998 | |
| The vehicle was placed in reverse but it would not move. it was placed back in park and left running in my garage. i got out of the vehicle in order to look over the extierior for problems; none found. i then kicked/pushed the back bumper and immediately heard a clunk, the vehicle was thrown into reverse and headed at me. it caused a great deal of damage to the vehicle, my other vehicle parked in the garage and my house. i was almost run over by this driver-less vehicle. i do have a witness that saw the vehicle charging at me. | |||
| POWER TRAIN - AUTOMATIC TRANSMISSION - LEVER AND LINKAGE - COLUMN SHIFT | |||
| 05/22/1999 | 1 | 06/01/1998 | |
| Noticed oil spots on garage floor. drove to gmc dealer for repair. first repair, dealer incorrectly diagnosed problem as fuel filter leak. second repair, i indicated that the leak was from transfer case not fuel filter. dealer removed/reinstalled transfer case to replace defective/install a new seal ring to correct problem. *ak | |||
| POWER TRAIN - AXLE ASSEMBLY | |||
| 1 | |||
| Vehicle had a rusted rear axle that was not diagnosed by the dealership that sold this vehicle. however, the rims and tires were oversized to muffle the sound, and hide the noise which would have sent out a signal that there were problems with this vehicle. *ak | |||
| 1 | |||
| Vehicle had a rusted rear axle that was not diagnosed by the dealership that sold this vehicle. however, the rims and tires were oversized to muffle the sound and hide the noise which would have sent out a signal that there were problems with this vehicle.*ak | |||
| 11/03/1999 | 100 | 09/01/1999 | |
| Dealer verified problem with driveline at startup or stopping. dealer stated this is a problem with yukon,tahoe, escalade, and gmc/chevrolet full size trucks.problem has been present for the last 3 years with no corrective action.dealer will charge customer to lube the spline as a temp fix. hood flutter in wind, service bulletin was issued for 2000 denali, needs to include 1999 year(same body style) see bulletin #000863007. hood crowl was replace by dealer, new replacement does not fit correctly, dealer recommended gluing in place. not correct fix.*ak | |||
| POWER TRAIN - DRIVELINE - DIFFERENTIAL UNIT | |||
| 03/21/2001 | 1 | ||
| Had taken vehicle to dealer for brake service on front disc brakes due to wear on disc. work after 15000 miles had to be performed again due to disk wearing out. consumer believed that brakes were not heavy enough for vehicle. *ak disc warped causing vibrations and brake failure. the disc was turned a t 15k miles and was replaced at 28k. transmission does not hold on hills. front end was leaking due to front pinion seal failure .. *yh | |||
| POWER TRAIN - DRIVELINE - DRIVESHAFT | |||
| 1 | |||
| Vehicle experienced vibration, dealer said it was fixed, however while driving on the expressway the back of the drive shaft fell down on the road. nlm | |||