Service bulletins for the 2000 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.
406 on file from NHTSA, as of 2026-10-19.
About B2725 on the 2000 GMC Sierra: what the code means, and the bulletins and recalls about the same components.
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By component
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Only bulletins with trouble code: B2725 are shown. Show all
| 020421004 | 2002-10-10. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). SOME CUSTOMERS MAY COMMENT ON THE SERVICE 4WD INDICATOR ILLUMINATING WITH DIAGNOSTIC TROUBLE CODE B2725 SET. *TT |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.