Bulletins
| Bulletin | Bulletin date | Replacement Bulletin | Item no. | Summary | Added |
|---|---|---|---|---|---|
| SUSPENSION | |||||
| 020307002 | 03/01/2005 | 020307002A | 10014945 | Revised front caster and camber adjustment procedure. original not yet received. *tt | 05/12/2005 |
| 040310007D | 11/01/2005 | 040310007E | 10011197 | 20 inch wheels and tires available through gmspo. *tt updated. *nm | 01/10/2005 |
| 01555 | 01/01/2004 | 10005395 | D height specification missing from si. sit bulletin 1410632. *tt | 02/24/2004 | |
| 030309002 | 07/01/2007 | 030309002B | 10005181 | Rear leaf spring slap or clunk noise (replace spring inserts) *tt updated 10/18/07. *nj | 02/11/2004 |
| 030308002 | 12/01/2005 | 030308002B | 10002851 | Rattle/squeak from front of vehicle. *tt *ar | 09/26/2003 |
| SUSPENSION - AUTOMATIC STABILITY CONTROL (ASC) | |||||
| 3013 | 01/01/2004 | 10008791 | Unwanted stabilitrak activation or stabilitrak disable message appears on the dic. *tt | 08/23/2004 | |
| SUSPENSION - FRONT | |||||
| 01425A | 01/01/2004 | 01425 | 10005420 | Snap and popping noise in the front suspension area. *tt | 02/25/2004 |
| 01425 | 11/18/2003 | 10004239 | Snap and popping noise in the front suspension area. *tt | 11/24/2003 | |
| SUSPENSION - FRONT - CONTROL ARM - UPPER ARM | |||||
| 060308002 | 03/01/2006 | 10019852 | Revised upper control arm replacement. *tt | 05/05/2006 | |
| SUSPENSION - FRONT - SPRINGS - LEAF SPRING ASSEMBLY - U-BOLT, LEAF SPRING TO AXLE | |||||
| 3340 | 09/23/2006 | 3340C | 10020874 | Left front axle shaft difficult to remove. axle differential leak seal shaft. *kb | 01/25/2007 |
| SUSPENSION - REAR | |||||
| PIP4054A | 02/01/2008 | PIP4054B | 10024345 | Eaton locking differential chatter shudder noise on turns, equipped with a locking rear differential rpo g80. *nj updated 7/17/2008. *pe | 04/07/2008 |
| 3525 | 3525B | 10016714 | Automatic level control inoperative due to water ingestion. *tt | 09/28/2005 | |
| 3000A | 01/01/2004 | 3000B | 10008901 | Rear axle locking differential chatter shudder noise on turns. *mj | 08/25/2004 |
| 3028 | 01/01/2004 | 10008797 | Replacement tailgate cables bind at shoulder bolt. *mj | 08/23/2004 | |
Consumer Complaints
| Fail date | miles | occurences | Purchase date |
|---|---|---|---|
| SUSPENSION | |||
| 7966 | 1 | 09/20/2003 | |
| When driving at high speeds vehicle vibrated so hard that the dashboard rattled. *ak | |||
| 1000 | 1 | 07/04/2003 | |
| The vehicle was very unstable during crosswinds which caused the vehicle to sway left or right unexpectedly. *nlm the tire air pressure was found to be 4-5 p/si lower than the design valve. the pressure was increased to the proper valve brought the vehicle handling and the steering response back to a stable condition. *sc | |||
| 06/04/2003 | 9343 | 1 | 10/26/2002 |
| The front end of the vehicle was misaligned.*ak ph *jb | |||
| SUSPENSION - FRONT | |||
| 03/01/2004 | 1 | 09/06/2003 | |
| Very loud popping, clanking, snapping sound coming from front end while turning at low speeds. have taken to dealer with no resolution.*ak | |||
| SUSPENSION - FRONT - WHEEL BEARING | |||
| 11/07/2004 | 48000 | 1 | 07/23/2004 |
| I am hearing a roaring noise coming from my rear wheel, i took my z66 into the shop and he said the wheel bearings need to be replaced. the truck only has 50000 miles on it. the bearings should not need to be replaced that soon. *jb | |||