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Service bulletin 15086A

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 id10158895
Published by NHTSA2019-04-22
Manufacturer's number15086A
Manufacturer's date2017-06-22
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM

NHTSA's summary

15086A - Customer Satisfaction Program. On certain passenger cars and light duty trucks, equipped with Gen 10 OnStarĀ®, the embedded phone flash memory chip may become corrupted, causing the OnStarĀ® system to become inoperative. Dealers are to replace and program the vehicle communication interface module (VCIM).

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Equipment and accessories

Vehicles listed
BUICK ENCLAVE2015
BUICK ENCORE2015
BUICK LACROSSE2015
BUICK REGAL2015
BUICK VERANO2015
CADILLAC ATS2015
CADILLAC ATS-V2015 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC CT62015
CADILLAC CTS2015
CADILLAC CTS-V2015 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ELR2015
CADILLAC ESCALADE2015
CADILLAC ESCALADE ESV2015 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC SRX2015
CADILLAC XT52015
CADILLAC XTS2015
CHEVROLET AVEO2015
CHEVROLET CAMARO2015
CHEVROLET CAPRICE2015
CHEVROLET CAPRICE POLICE PURSUIT2015
CHEVROLET CAPTIVA2015
CHEVROLET CHEVEROLET SS2015
CHEVROLET CITY EXPRESS2015
CHEVROLET COBALT2015
CHEVROLET COLORADO2015
CHEVROLET CORVETTE2015
CHEVROLET CRUZE2015
CHEVROLET EQUINOX2015
CHEVROLET EXPRESS2015
CHEVROLET IMPALA2015
CHEVROLET MALIBU2015
CHEVROLET N3002015
CHEVROLET SILVERADO 15002015 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002015 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002015 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SONIC2015
CHEVROLET SPARK2015
CHEVROLET SPARK EV2015 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2015
CHEVROLET TAHOE2015
CHEVROLET TAHOE POLICE PURSUIT2015 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TRAVERSE2015
CHEVROLET TRAX2015
CHEVROLET VOLT2015
GMC ACADIA2015
GMC CANYON2015
GMC DENALI2015
GMC SAVANA2015
GMC SAVANA 15002015 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA 25002015 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA 35002015 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 15002015 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002015 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35002015 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2015 (the catalog's model; the bulletin names a series or trim of it)
GMC TERRAIN2015
GMC YUKON2015
GMC YUKON DENALI2015 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON DENALI XL2015 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2015

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

Recalls for the same vehicles and component
20242942024-05-24. Electrical
20232102023-04-06. Electrical
23V2470002023-04-06. ELECTRICAL SYSTEM:WIRING
20193252019-06-28. Electrical
20184812018-09-07. Electrical
20182342018-05-04. Electrical
20182122018-04-27. Accessories
18V2670002018-04-26. EQUIPMENT
16V5020002016-07-05. ELECTRICAL SYSTEM:IGNITION; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
15V6400002015-10-09. ELECTRICAL SYSTEM:IGNITION

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
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25-NA-0872025-05-02. Service bulletin. This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.
23-NA-0012025-04-28. Service bulletin. This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
13-08-116-001K2025-04-25. Service bulletin. The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
24-NA-0982025-04-24. Service bulletin. This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
15-06-03-001F2025-04-15. Service bulletin. This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
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.
18-NA-1802025-01-30. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
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.