Bulletins
| Bulletin | Bulletin date | Replacement Bulletin | Item no. | Summary | Added |
|---|---|---|---|---|---|
| POWER TRAIN - AUTOMATIC TRANSMISSION - COOLING UNIT AND LINES | |||||
| 241000 | 10/24/2000 | 617240 | Subject regarding 4l80e transmission and oil cooler circuit oil leaks on 1998 and newer light duty trucks. *tt | 03/14/2001 | |
| POWER TRAIN - AXLE ASSEMBLY | |||||
| 062402 | 06/24/2002 | 636439 | Subject regarding recommended rear axle fluid change intervals on full-size pick-ups and utilities. *tt | 11/08/2002 | |
| POWER TRAIN - AXLE ASSEMBLY - BANJO HOUSING | |||||
| 010101 | 01/01/2001 | 619011 | Subject regarding investigation of transmission extension leaks on 1998 and newer light duty, 2wd trucks equipped with 4l60e automatic transmission. *tt | 05/10/2001 | |
| POWER TRAIN - DRIVELINE - DIFFERENTIAL UNIT | |||||
| 040101 | 01/04/2001 | 618159 | Some customers may complain about driveline clunk with accelerating and / or decelerating on 1990 to 2001 medium duty trucks equipped with no spin differentials. *tt | 04/06/2001 | |
| POWER TRAIN - MANUAL TRANSMISSION | |||||
| 250901 | 09/25/2001 | 626408 | Some vehicles equipped with allison transmissions experience shift busyness when towing trailers and using cruise control. *slc | 12/14/2001 | |
Consumer Complaints
| Fail date | miles | occurences | Purchase date |
|---|---|---|---|
| POWER TRAIN - AUTOMATIC TRANSMISSION | |||
| 3 | |||
| The vehicle gets the sensation that the rear wheels are slipping and the vehicle started stalling, the dealer replaced the driver module, but this did not remedy the problem, the injector pump was replaced and this too did not solve the problem, the dealer found the transmission to be faulty, the consumer is hoping that this will solve the problems. *slc | |||
| POWER TRAIN - AXLE ASSEMBLY - AXLE SHAFT - SEAL | |||
| 1 | |||
| Rear axle shaft seal from both left and right leak differential fluid into the rear drum and emergency brake making them fail, the brakes fade and the antilock brake system malfunctions.*et | |||