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Service bulletins for the 2017 Chevrolet Volt

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.

1171 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Crankcase ventilation (PCV) are shown. Show all

Bulletins, newest first
19NA0802019-05-28. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). This informational bulletin provides information to the tech to discard the PCV drain tube when working on the lower area of the engine.
PIP56032018-11-26. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). This Preliminary information communicates the possibility of the PCV orifice in the valve cover being plugged and causing the check engine lamp to illuminate and set dtc P00C7 and P0106.
PIP53802017-03-22. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE AN ENGINE THAT RUNS ROUGH, SHAKE AGGRESSIVELY, SMOKE FROM THE EXHAUST AND/OR KNOCK AT STARTUP. TECHNICIAN WILL RUN THE VEHICLE AND MONITOR FOR MISFIRES, ROUGH RUNNING, EXCESSIVE EXHAUST SMOKE, OR KNOCK NOISE. REMOVE ALL SPARK PLUGS AND REPLACE ANY SHOWING SIGNS OF FUEL FOULING. TECHNICIAN WILL RUN THE VEHICLE TILL OPERATING TEMPERATURE. THEN THE VEHICLE WILL NEED TO COLD SOAK, AFTER THAT RECHECK FOR MISFIRES, ROUGH RUNNING, AND EXCESSIVE EXHAUST SMOKE AND/OR KNOCK NOISE. IF EXCESSIVE SMOKE FROM THE EXHAUST PERSISTS, RECORD THE RESULTS OF THE FUEL SYSTEM DIAGNOSIS IN SERVICE INFORMATION ALSO CONTACT GENERAL MOTORS TECHNICAL ASSISTANCE CENTER. IF THE MISFIRE, ROUGH RUNNING, OR KNOCK NOISE PERSISTS THEN PERFORM STRATEGY-BASED DIAGNOSTICS ON THE SYMPTOM.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.