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Service bulletin 16-NA-149

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 id10108623
Published by NHTSA2017-07-18
Manufacturer's number16-NA-149
Manufacturer's date2017-07-18
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE

NHTSA's summary

This 2016 Buick Envision New Model Features informational Bulletin provides various general information topics to the Service, Parts and Sales Personnel in order to familiarize them with the vehicle. It has been revised to create 16-NA-149 Version 2 by adding a section for Engine — STOP/START information — RPO KL9, with a graphic and system operation information. Also to remove the Attention statement and replace that information with a Table for: Region — Countries — United States and Canada.

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, Labels and manuals

Vehicles listed
BUICK ENVISION2016

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

Recalls for the same vehicles and component
17V4040002017-06-27. EQUIPMENT; SEATS:FRONT ASSEMBLY:HEAD RESTRAINT
16V5160002016-07-07. EQUIPMENT:OTHER:LABELS
20163492016-07-06. Label

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
00-06-01-026R2025-12-03. Service bulletin. This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
23-NA-1532025-10-25. Service bulletin. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
15-NA-0102025-07-07. Service bulletin. This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.
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.
25-NA-0522025-04-10. 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.
22-NA-0742025-02-12. Service bulletin. This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling 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.
09-06-04-026Z2025-01-23. Service bulletin. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
19-NA-2192024-12-17. Service bulletin. This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
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.