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Service bulletins for the 2014 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.

1655 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Cooling system are shown. Show all

Bulletins, newest first
PIP5684B2020-08-10. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT. This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.
19NA1042019-07-29. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
PI1041B2018-05-21. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:COOLING SYSTEM. This preliminary bulletin provides information on diagnosing a water pump for what is considered a leak and replace the pump correctly.
PI1299A2018-05-07. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. This preliminary informational bulletin provides repair information for repositioning an A/C drain hose for a customer concern of water present on front passenger floor.
PIP4859D2017-03-15. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS TO VACUUM FILL TO ENSURE THE COOLING SYSTEM IS PROPERLY FILLED. TECHNICIAN WILL NEED TO USE SPECIAL TOOL GE-47716 VAC-N-FILL COOLANT REFILL TOOL. TECHNICIAN WILL ALSO PERFORM HYBRID/EV BATTERY PACK COOLANT PUMP BLEED PROCEDURE IN THE GDS2 TOOL. AFTER PERFORMING THE GDS2 COOLANT BLEED PROCEDURE DRIVE VEHICLE FOR APPROXIMATELY 5 MILES IN A SLALOM TYPE OF SITUATION TO PURGE ANY REMAINING AIR FROM BATTERY PACK COOLING PLATES.
PIP4859C2016-05-09. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIP4910C2016-05-09. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIP4910D2015-02-25. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. CADILLAC: WHEN SERVICING ANY OF THE COOLING SYSTEMS ON THE CADILLAC, CHEVROLET &OPEL AMPERA VEHICLES IT IS IMPORTANT TO USE THE PROPER COOLANT AND WATER MIXTURE. *LJ UPDATED 2/25/15. *LJ

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