# Service bulletin 16NA249 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. - Type: Service bulletin - NHTSA id: 10082447 - Published by NHTSA: 2016\-10\-14 - Manufacturer's number: 16NA249 - Manufacturer's date: 2016\-08\-08 - NHTSA component: ENGINE AND ENGINE COOLING ## NHTSA's summary THIS INFORMATIONAL BULLETIN EXPLAINS A POSSIBLE NORMAL WHINING NOISE FROM THE BALANCE SHAFT CHAIN IF THE VEHICLE HAS LESS THAN 10,000 MILES ON IT. ## 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 ## Vehicles listed - 2016 to 2017 BUICK CASCADA - 2010 to 2017 BUICK ENCLAVE - 2013 to 2017 BUICK ENCORE - 2016 to 2017 BUICK ENVISION - 2010 to 2017 BUICK LACROSSE - 2013 BUICK LESABRE - 2010 BUICK LUCERNE - 2012 BUICK LUCERNE - 2010 BUICK REGAL - 2011 to 2017 BUICK REGAL - 2012 to 2017 BUICK VERANO - 2013 to 2017 CADILLAC ATS - 2015 to 2016 CADILLAC ATS\-V - 2013 to 2015 CADILLAC CT6 - 2016 CADILLAC CT6 - 2017 CADILLAC CT6 PLUG\-IN HYBRID - 2010 to 2017 CADILLAC CTS - 2015 to 2016 CADILLAC CTS\-V - 2010 to 2011 CADILLAC DTS - 2012 CADILLAC DTS - 2014 CADILLAC ELR - 2016 to 2017 CADILLAC ELR - 2010 to 2017 CADILLAC ESCALADE - 2010 to 2016 CADILLAC ESCALADE ESV - 2017 CADILLAC ESCALADE ESV - 2010 to 2013 CADILLAC ESCALADE EXT - 2010 to 2011 CADILLAC ESCALADE EXT 1500 - 2010 to 2012 CADILLAC ESCALADE HYBRID - 2014 CADILLAC ESCALADE HYBRID - 2010 to 2016 CADILLAC SRX - 2017 CADILLAC SRX - 2010 to 2011 CADILLAC STS - 2013 to 2016 CADILLAC XT5 - 2017 CADILLAC XT5 - 2013 to 2017 CADILLAC XTS - 2010 to 2011 CHEVROLET AVALANCHE - 2010 to 2013 CHEVROLET AVALANCHE 1500 - 2013 CHEVROLET AVALANCHE 2500 - 2010 CHEVROLET AVEO - 2013 CHEVROLET AVEO - 2010 to 2017 CHEVROLET CAMARO - 2011 to 2017 CHEVROLET CAPRICE - 2015 CHEVROLET CAPRICE POLICE PURSUIT - 2017 CHEVROLET CAPRICE POLICE PURSUIT - 2011 to 2015 CHEVROLET CAPTIVA - 2012 CHEVROLET CAPTIVA SPORT - 2015 to 2017 CHEVROLET CHEVEROLET SS - 2015 to 2016 CHEVROLET CITY EXPRESS - 2010 CHEVROLET COBALT - 2011 CHEVROLET COBALT - 2010 CHEVROLET COBALT SS - 2010 to 2012 CHEVROLET COLORADO - 2013 CHEVROLET COLORADO - 2015 to 2017 CHEVROLET COLORADO - 2010 to 2017 CHEVROLET CORVETTE - 2010 to 2017 CHEVROLET CRUZE - 2010 to 2017 CHEVROLET EQUINOX - 2010 to 2016 CHEVROLET EXPRESS - 2010 to 2011 CHEVROLET EXPRESS 1500 - 2014 CHEVROLET EXPRESS 1500 - 2010 to 2011 CHEVROLET EXPRESS 2500 - 2014 CHEVROLET EXPRESS 2500 - 2010 CHEVROLET EXPRESS 3500 - 2012 CHEVROLET EXPRESS 3500 - 2014 CHEVROLET EXPRESS 3500 - 2012 CHEVROLET EXPRESS 4500 - 2010 to 2011 CHEVROLET G VAN BUS - 2010 to 2011 CHEVROLET HHR - 2010 to 2016 CHEVROLET IMPALA - 2014 CHEVROLET LUMINA - 2010 to 2017 CHEVROLET MALIBU - 2014 CHEVROLET MALIBU ECO - 2010 CHEVROLET MALIBU HYBRID - 2016 to 2017 CHEVROLET MALIBU HYBRID - 2010 CHEVROLET MONTE CARLO - 2012 to 2015 CHEVROLET ORLANDO - 2010 to 2017 CHEVROLET SILVERADO 1500 - 2010 to 2017 CHEVROLET SILVERADO 2500 - 2010 to 2017 CHEVROLET SILVERADO 3500 - 2016 CHEVROLET SILVERADO HD - 2011 CHEVROLET SONIC - 2012 to 2017 CHEVROLET SONIC - 2013 to 2017 CHEVROLET SPARK - 2014 to 2017 CHEVROLET SPARK EV - 2010 to 2017 CHEVROLET SUBURBAN - 2010 to 2011 CHEVROLET SUBURBAN 1500 - 2010 to 2011 CHEVROLET SUBURBAN 2500 - 2010 to 2017 CHEVROLET TAHOE - 2010 to 2012 CHEVROLET TAHOE HYBRID - 2015 to 2016 CHEVROLET TAHOE POLICE PURSUIT - 2013 to 2014 CHEVROLET TRAILBLAZER - 2010 to 2017 CHEVROLET TRAVERSE - 2013 to 2017 CHEVROLET TRAX - 2011 to 2017 CHEVROLET VOLT - 2010 to 2011 CHEVROLET W\-SERIES - 2010 CHEVROLET W3500 - 2010 CHEVROLET W5500 - 2010 to 2017 GMC ACADIA - 2010 to 2013 GMC CANYON - 2015 to 2017 GMC CANYON - 2010 GMC ENVOY - 2013 GMC ENVOY - 2011 GMC G VAN BUS - 2010 GMC SANANA - 2010 to 2017 GMC SAVANA - 2010 to 2017 GMC SAVANA 1500 - 2010 to 2017 GMC SAVANA 2500 - 2010 to 2017 GMC SAVANA 3500 - 2010 to 2017 GMC SIERRA 1500 - 2010 to 2017 GMC SIERRA 2500 - 2010 to 2017 GMC SIERRA 3500 - 2016 GMC SIERRA HD - 2010 GMC T7500 - 2010 to 2017 GMC TERRAIN - 2010 to 2011 GMC W\-SERIES - 2010 GMC W3500 - 2010 GMC W5500 - 2010 to 2017 GMC YUKON - 2010 to 2013 GMC YUKON DENALI - 2015 to 2017 GMC YUKON DENALI - 2010 to 2013 GMC YUKON DENALI XL - 2010 to 2013 GMC YUKON HYBRID - 2010 to 2011 GMC YUKON XL - 2012 to 2014 GMC YUKON XL - 2015 to 2017 GMC YUKON XL - 2010 to 2011 GMC YUKON XL 1500 - 2012 GMC YUKON XL 1500 - 2010 to 2011 GMC YUKON XL 2500 - 2011 OLDSMOBILE ALERO - 2012 OPEL AMPERA - 2014 OPEL AMPERA - 2012 to 2013 OPEL INSIGNIA - 2010 PONTIAC G3 - 2011 PONTIAC G3 - 2010 PONTIAC G5 - 2014 PONTIAC G5 - 2010 PONTIAC G6 - 2014 PONTIAC G6 - 2010 PONTIAC G8 - 2014 PONTIAC G8 - 2010 PONTIAC SOLSTICE - 2014 PONTIAC SOLSTICE - 2010 PONTIAC VIBE - 2014 PONTIAC VIBE - 2010 SAAB 9\-3 - 2011 to 2012 SAAB 9\-4X - 2010 SAAB 9\-5 - 2010 SATURN AURA - 2010 SATURN OUTLOOK - 2010 SATURN SKY - 2010 SATURN VUE ## Recalls for the same vehicles and component - [19V328000](/recalls/nhtsa/19V328000.md), 2019-04-25: ENGINE - [16V868000](/recalls/nhtsa/16V868000.md), 2016-12-02: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN - [2014577](/recalls/tc/2014577.md), 2014-12-18: Engine - [2014005](/recalls/tc/2014005.md), 2014-01-13: Engine - [14V007000](/recalls/nhtsa/14V007000.md), 2014-01-13: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM - [2010015](/recalls/tc/2010015.md), 2010-01-22: Engine ## Other bulletins for the same vehicles and component - [00\-06\-01\-026R](/bulletins/11026017.md), 2025-12-03, Service bulletin: ENGINE. This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage. - [23\-NA\-153](/bulletins/11024485.md), 2025-10-25, Service bulletin: ENGINE. 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. - [22\-NA\-080](/bulletins/11024330.md), 2025-10-16, Service bulletin: ENGINE. This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder. - [15\-NA\-010](/bulletins/11020254.md), 2025-07-07, Service bulletin: ENGINE. 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\-100](/bulletins/11019503.md), 2025-06-12, Service bulletin: ENGINE. This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State who move to and register their vehicle in a California Emission State may be entitled to the 7 year, 70,000\-mile Emission Select State Component Limited Warranty. - [18\-NA\-069](/bulletins/11017876.md), 2025-05-06, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM; ENGINE. This service bulletin provides a service procedure to correct conditions of Poor Engine Performance in Extremely cold weather conditions, CAC Icing, MIL Illuminated with DTCs set. - [21\-NA\-139](/bulletins/11017443.md), 2025-05-01, Service bulletin: ELECTRICAL SYSTEM; ENGINE. This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp \(MIL\) Illuminated \- DTC P3055 Set. - [25\-NA\-052](/bulletins/11017263.md), 2025-04-28, Service bulletin: ENGINE. 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\-052](/bulletins/11016942.md), 2025-04-10, Service bulletin: ENGINE. 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. - [16\-NA\-003](/bulletins/11014575.md), 2025-02-28, Service bulletin: ENGINE. This service bulletin provides repair information to correct a customer concern of a chirp, squeak noise heard coming from the rear of vehicle. 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