Service bulletins for the 2006 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.
706 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Manual transmission are shown. Show all
| PI-0298 | 2011-05-23. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. GM: WHEN DRIVING UPHILL THE TRANSMISSION MAY NOT SHIFT OUT OF FIRST OR WILL SLIP INTO SECOND GEAR DUE TO A TORN CLUTCH SEAL. THERE MAY BE TWO INTERNAL TROUBLE CODES STORED. *RM |
|---|---|
| 4144 | 2007-08-03. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. ALLISON LCT1000 HARSH 3-2, 2-1 DOWNSHIFT, AND ABS MAY ACTIVATE. *KB |
| 3136 | 2007-02-22. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION. SLIP CONDITION IN 2ND, 3RD, OR 4TH. DAMAGED 2-4 OR 3-4 CLUTCH. *KB UPDATED 10/31/07. *NJ |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.