# Service bulletin 16\-NA\-109 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: 10213700 - Published by NHTSA: 2022\-06\-09 - Manufacturer's number: 16\-NA\-109 - Manufacturer's date: 2022\-06\-01 - NHTSA component: STEERING; EQUIPMENT ## NHTSA's summary This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear. ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10213700-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10213700-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Equipment and accessories, Steering ## Vehicles listed - 2022 BRIGHTDROP EV600 - 2009 BUICK ALLURE - 2016 to 2019 BUICK CASCADA - 2009 to 2022 BUICK ENCLAVE - 2013 to 2022 BUICK ENCORE - 2020 to 2022 BUICK ENCORE GX - 2016 to 2022 BUICK ENVISION - 2009 to 2019 BUICK LACROSSE - 2020 BUICK LACROSSE - 2013 BUICK LESABRE - 2009 to 2011 BUICK LUCERNE - 2012 BUICK LUCERNE - 2009 to 2010 BUICK REGAL - 2011 to 2020 BUICK REGAL - 2018 BUICK REGAL TOURX - 2012 to 2017 BUICK VERANO - 2013 to 2019 CADILLAC ATS - 2015 to 2018 CADILLAC ATS\-V - 2020 to 2022 CADILLAC CT4 - 2020 to 2022 CADILLAC CT5 - 2013 to 2015 CADILLAC CT6 - 2016 to 2020 CADILLAC CT6 - 2021 CADILLAC CT6 - 2009 to 2019 CADILLAC CTS - 2010 to 2012 CADILLAC CTS\-V - 2014 to 2016 CADILLAC CTS\-V - 2018 CADILLAC CTS\-V - 2009 to 2011 CADILLAC DTS - 2012 CADILLAC DTS - 2014 to 2017 CADILLAC ELR - 2009 to 2022 CADILLAC ESCALADE - 2009 to 2016 CADILLAC ESCALADE ESV - 2017 to 2022 CADILLAC ESCALADE ESV - 2009 to 2014 CADILLAC ESCALADE EXT - 2009 to 2011 CADILLAC ESCALADE EXT 1500 - 2009 to 2014 CADILLAC ESCALADE HYBRID - 2021 CADILLAC ESCALADE NA - 2009 to 2016 CADILLAC SRX - 2017 to 2019 CADILLAC SRX - 2009 to 2011 CADILLAC STS - 2012 CADILLAC STS - 2009 CADILLAC XLR - 2019 to 2022 CADILLAC XT4 - 2013 to 2016 CADILLAC XT5 - 2017 to 2022 CADILLAC XT5 - 2020 to 2022 CADILLAC XT6 - 2013 to 2019 CADILLAC XTS - 2020 CADILLAC XTS - 2014 to 2015 CHEVROLET 3500 - 2016 CHEVROLET 3500 - 2017 to 2019 CHEVROLET 3500 - 2020 CHEVROLET 3500 - 2021 CHEVROLET 3500 - 2022 CHEVROLET 3500 - 2016 CHEVROLET 4500 - 2017 to 2019 CHEVROLET 4500 - 2020 CHEVROLET 4500 - 2022 CHEVROLET 4500 - 2017 to 2022 CHEVROLET 4500HD - 2017 to 2022 CHEVROLET 4500XD - 2017 to 2022 CHEVROLET 5500HD - 2018 to 2022 CHEVROLET 5500XD - 2019 CHEVROLET 6500 - 2022 CHEVROLET 6500HD - 2009 to 2013 CHEVROLET AVALANCHE - 2014 CHEVROLET AVALANCHE - 2009 to 2013 CHEVROLET AVALANCHE 1500 - 2013 CHEVROLET AVALANCHE 2500 - 2009 to 2018 CHEVROLET AVEO - 2009 CHEVROLET BLAZER - 2019 to 2022 CHEVROLET BLAZER - 2022 CHEVROLET BOLT EUV - 2017 to 2022 CHEVROLET BOLT EV - 2009 CHEVROLET C SERIES - 2018 CHEVROLET C3500 - 2009 to 2010 CHEVROLET C4500 - 2009 CHEVROLET C6500 - 2009 CHEVROLET C7500 - 2009 CHEVROLET C8500 - 2010 to 2023 CHEVROLET CAMARO - 2011 to 2018 CHEVROLET CAPRICE - 2012 to 2017 CHEVROLET CAPRICE POLICE PURSUIT - 2009 to 2018 CHEVROLET CAPTIVA - 2009 CHEVROLET CAPTIVA SPORT - 2010 to 2012 CHEVROLET CAPTIVA SPORT - 2014 to 2017 CHEVROLET CHEVEROLET SS - 2017 CHEVROLET CHEYENNE - 2015 to 2016 CHEVROLET CITY EXPRESS - 2018 CHEVROLET CITY EXPRESS - 2009 to 2010 CHEVROLET COBALT - 2011 to 2017 CHEVROLET COBALT - 2009 to 2010 CHEVROLET COBALT SS - 2009 to 2012 CHEVROLET COLORADO - 2013 to 2014 CHEVROLET COLORADO - 2015 to 2022 CHEVROLET COLORADO - 2009 to 2023 CHEVROLET CORVETTE - 2009 CHEVROLET CORVETTE ZR1 - 2010 to 2019 CHEVROLET CRUZE - 2009 to 2022 CHEVROLET EQUINOX - 2009 to 2021 CHEVROLET EXPRESS - 2009 to 2012 CHEVROLET EXPRESS 1500 - 2014 CHEVROLET EXPRESS 1500 - 2009 to 2011 CHEVROLET EXPRESS 2500 - 2014 CHEVROLET EXPRESS 2500 - 2009 to 2010 CHEVROLET EXPRESS 3500 - 2012 CHEVROLET EXPRESS 3500 - 2014 CHEVROLET EXPRESS 3500 - 2009 CHEVROLET EXPRESS 4500 - 2012 CHEVROLET EXPRESS 4500 - 2014 CHEVROLET EXPRESS 4500 - 2016 CHEVROLET EXPRESS 4500 - 2013 CHEVROLET EXPRESS CUTAWAY - 2009 to 2011 CHEVROLET G VAN BUS - 2018 CHEVROLET G4500 - 2009 to 2011 CHEVROLET HHR - 2009 to 2020 CHEVROLET IMPALA - 2016 to 2019 CHEVROLET LOW CAB FORWARD 3500 - 2016 to 2017 CHEVROLET LOW CAB FORWARD 4500 - 2016 to 2017 CHEVROLET LOW CAB FORWARD 5500 - 2018 CHEVROLET LOW CAB FORWARD 6500 - 2014 CHEVROLET LUMINA - 2009 to 2022 CHEVROLET MALIBU - 2013 to 2014 CHEVROLET MALIBU ECO - 2009 to 2010 CHEVROLET MALIBU HYBRID - 2016 to 2019 CHEVROLET MALIBU HYBRID - 2010 CHEVROLET MONTE CARLO - 2014 to 2016 CHEVROLET N300 - 2018 CHEVROLET N300 - 2017 CHEVROLET N300 MAX - 2016 CHEVROLET OPTRA - 2017 CHEVROLET ORLANDO - 2016 to 2018 CHEVROLET S10 - 2009 to 2022 CHEVROLET SILVERADO 1500 - 2009 to 2022 CHEVROLET SILVERADO 2500 - 2009 to 2022 CHEVROLET SILVERADO 3500 - 2019 to 2022 CHEVROLET SILVERADO 4500 - 2019 to 2021 CHEVROLET SILVERADO 5500 - 2019 CHEVROLET SILVERADO 6500 - 2021 to 2022 CHEVROLET SILVERADO 6500 - 2011 CHEVROLET SONIC - 2012 to 2020 CHEVROLET SONIC - 2013 to 2022 CHEVROLET SPARK - 2014 to 2017 CHEVROLET SPARK EV - 2018 CHEVROLET SS - 2009 to 2022 CHEVROLET SUBURBAN - 2009 to 2011 CHEVROLET SUBURBAN 1500 - 2021 to 2022 CHEVROLET SUBURBAN 1500 - 2009 to 2011 CHEVROLET SUBURBAN 2500 - 2009 CHEVROLET T SERIES - 2010 CHEVROLET T SERIES - 2009 CHEVROLET T6500 - 2009 CHEVROLET T7500 - 2009 CHEVROLET T8500 - 2009 to 2022 CHEVROLET TAHOE - 2009 to 2013 CHEVROLET TAHOE HYBRID - 2010 to 2016 CHEVROLET TAHOE POLICE PURSUIT - 2009 CHEVROLET TRAILBLAZER - 2013 to 2014 CHEVROLET TRAILBLAZER - 2017 to 2020 CHEVROLET TRAILBLAZER - 2021 to 2022 CHEVROLET TRAILBLAZER - 2009 CHEVROLET TRAILBLAZER 360 - 2009 to 2022 CHEVROLET TRAVERSE - 2013 to 2022 CHEVROLET TRAX - 2009 CHEVROLET UPLANDER - 2011 to 2019 CHEVROLET VOLT - 2009 to 2011 CHEVROLET W\-SERIES - 2009 to 2010 CHEVROLET W3500 - 2009 to 2010 CHEVROLET W4500 - 2009 to 2010 CHEVROLET W5500 - 2019 CHEVROLET duplicate SILVERADO 5500 - 2009 to 2022 GMC ACADIA - 2022 GMC BRIGHTDROP EV600 - 2009 GMC C SERIES - 2009 GMC C4500 - 2009 GMC C5500 - 2009 GMC C6500 - 2009 GMC C7500 - 2009 GMC C8500 - 2009 to 2013 GMC CANYON - 2015 to 2022 GMC CANYON - 2009 to 2015 GMC DENALI - 2009 GMC ENVOY - 2010 to 2013 GMC ENVOY - 2009 GMC ENVOY 360 - 2009 GMC EXPRESS - 2009 to 2011 GMC G VAN BUS - 2017 to 2018 GMC G3500 - 2022 GMC HUMMER EV PICKUP - 2010 GMC SANANA - 2009 to 2022 GMC SAVANA - 2009 to 2017 GMC SAVANA 1500 - 2009 to 2018 GMC SAVANA 2500 - 2009 to 2018 GMC SAVANA 3500 - 2018 GMC SAVANNA - 2009 to 2022 GMC SIERRA 1500 - 2009 to 2022 GMC SIERRA 2500 - 2009 to 2022 GMC SIERRA 3500 - 2009 to 2020 GMC SIERRA DENALI - 2009 GMC T SERIES - 2009 GMC T6500 ## Recalls for the same vehicles and component - [2025144](/recalls/tc/2025144.md), 2025-03-20: Steering - [25V175000](/recalls/nhtsa/25V175000.md), 2025-03-20: STEERING:ELECTRIC POWER ASSIST SYSTEM - [2022160](/recalls/tc/2022160.md), 2022-03-31: Accessories - [21V496000](/recalls/nhtsa/21V496000.md), 2021-07-01: EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER - [2021380](/recalls/tc/2021380.md), 2021-06-17: Steering - [21V455000](/recalls/nhtsa/21V455000.md), 2021-06-17: STEERING:STEERING CONTROL MODULE - [2020291](/recalls/tc/2020291.md), 2020-06-25: Steering - [2020165](/recalls/tc/2020165.md), 2020-04-16: Accessories - [2019494](/recalls/tc/2019494.md), 2019-10-03: Accessories - [19V428000](/recalls/nhtsa/19V428000.md), 2019-06-11: EQUIPMENT ## Other bulletins for the same vehicles and component - [23\-NA\-201](/bulletins/11024378.md), 2025-10-21, Service bulletin: SERVICE BRAKES; ELECTRICAL SYSTEM; STEERING. This service bulletin advises the technician of a possible loose ground that may be causing customer concerns of Loss of Steering Assist and/or Loss of Brake Assist and Malfunction Indicator Lamp \(MIL\) Illuminated. - [PI0281L](/bulletins/11019516.md), 2025-06-12, Service bulletin: STEERING; POWER TRAIN; SUSPENSION. This preliminary informational \(PI\) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers. - [21\-NA\-166](/bulletins/11019325.md), 2025-06-06, Service bulletin: EXTERIOR LIGHTING; STEERING. This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling. - [13\-02\-32\-001H](/bulletins/11017868.md), 2025-05-06, Service bulletin: STEERING. This service bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures. - [23\-NA\-074](/bulletins/11017508.md), 2025-05-02, Service bulletin: ELECTRICAL SYSTEM; SERVICE BRAKES; ENGINE; STEERING. This service bulletin provides a procedure to add deadener to the batter tray bracket to correct customer concerns of a Service Engine Soon \(SES\), Reduced Power, Service Brake, Reduced Steering and/or Stabilitrak Message Illuminated on DIC, multiple DTCs. - [23\-NA\-185](/bulletins/11017255.md), 2025-04-28, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM; STEERING. This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases \- Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, Engagement/Disengagement/Ratcheting Concerns. - [25\-NA\-065](/bulletins/11017173.md), 2025-04-24, Service bulletin: STEERING; SERVICE BRAKES; FUEL/PROPULSION SYSTEM. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis. - [16\-NA\-109](/bulletins/11014577.md), 2025-02-28, Service bulletin: STEERING. This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear. - [24\-NA\-239](/bulletins/11013269.md), 2025-01-30, Service bulletin: ELECTRICAL SYSTEM; SEATS; STRUCTURE:BODY; STEERING; ENGINE. This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope. - [04\-06\-01\-029K](/bulletins/11011205.md), 2024-12-04, Service bulletin: POWER TRAIN; STEERING; ENGINE. This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules. JSON: [/v1/bulletins/10213700](/v1/bulletins/10213700) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%2016-NA-109&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10213700&vehicle=Service%20bulletin%2016-NA-109)