Service bulletins for the 2016 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.
2266 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Hybrid and electric drive are shown. Show all
| PIT5513J | 2019-03-11. Service bulletin. HYBRID PROPULSION SYSTEM. This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction that has ended for the hybrid/EV battery Pack, Hybrid/EV Powertrain Control Module (HPCM2), High Voltage Battery Interface Control Module 1 and 2, Drive Motor Generator Battery Cooling Blower . |
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| 17NA396 | 2018-06-04. Service bulletin. HYBRID PROPULSION SYSTEM. This technical bulletin provides a procedure to diagnose and repair possible valve body issue or software issue. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.