Service bulletins for the 2001 GMC Sierra
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
652 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Differential are shown. Show all
| PIP4054A | 2008-04-07. Service bulletin. SUSPENSION:REAR; POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. EATON LOCKING DIFFERENTIAL CHATTER SHUDDER NOISE ON TURNS, EQUIPPED WITH A LOCKING REAR DIFFERENTIAL RPO G80. *NJ UPDATED 7/17/2008. *PE |
|---|---|
| 990421003C | 2003-12-05. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. FRONT WHEELS SLIPPING WITH VEHICLE IN FOUR WHEEL DRIVE. *TT |
| 010417001A | 2001-10-25. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. SOME CUSTOMERS MAY COMMENT ON A VIBRATION DURING ACCELERATION FROM 0 - 40 KM/H (0 - 25 MPH). *TT |
| 990421003B | 2001-05-24. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. SOME OWNERS MAY COMMENT ON A SLIPPING TYPE CONDITION AT THE FRONT WHEELS WHILE THE VEHICLE IS IN FOUR WHEEL DRIVE (4WD). *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.