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Service bulletin SB-34510

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10078767
Published by NHTSA2016-08-18
Manufacturer's numberSB-34510
Manufacturer's date2016-04-08
NHTSA componentEQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

34510 - SERVICE UPDATE BULLETIN. THESE VEHICLES MAY ALLOW UNLOCKING OF THE FUEL DOOR PRIOR TO COMPLETION OF VENTING OF FUEL TANK VAPOR PRESSURE TO THE EVAPORATIVE EMISSIONS CANISTER. DEALERS ARE TO REPROGRAM THE HYBRID POWERTRAIN CONTROL MODULE 2.

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Equipment and accessories, Exhaust and emissions

Vehicles listed
CHEVROLET VOLT2017

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
25-NA-0522025-04-28. Service bulletin. This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system.
21-NA-0432025-02-12. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
21-NA-0432024-12-10. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
24-NA-0802024-11-16. Service bulletin. This service bulletin advises the tech to check the wiring harness to validate that the harness is not the cause of the check engine light and to replace the EGR to correct a customer concern of MIL Illuminated.
23-NA-0442024-09-11. Service bulletin. This service bulletin provides information on AGM batteries that require less frequent charging in storage.
12-01-37-001G2024-08-13. Service bulletin. This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
18-NA-1252024-06-28. Service bulletin. This service bulletin provides information for engine oil life monitor operation calculation.
18-NA-1252024-06-08. Service bulletin. This service bulletin provides information for engine oil life monitor operation calculation.
15-00-89-004G2024-05-15. Service bulletin. This service bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
20-NA-1322024-04-23. Service bulletin. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.