# Service bulletin 99\-09\-40\-005I 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: 10239755 - Published by NHTSA: 2023\-07\-28 - Manufacturer's number: 99\-09\-40\-005I - Manufacturer's date: 2023\-07\-17 - NHTSA component: SEAT BELTS ## NHTSA's summary This service bulletin provides information on availability for a seat belt extender. ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239755-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239755-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Seat belts ## Vehicles listed - 2007 to 2009 BUICK ALLURE - 2016 to 2019 BUICK CASCADA - 2008 to 2024 BUICK ENCLAVE - 2013 to 2022 BUICK ENCORE - 2023 BUICK ENCORE - 2020 to 2024 BUICK ENCORE GX - 2016 to 2024 BUICK ENVISION - 2024 BUICK ENVISTA - 2007 to 2019 BUICK LACROSSE - 2020 BUICK LACROSSE - 2013 BUICK LESABRE - 2007 to 2011 BUICK LUCERNE - 2012 BUICK LUCERNE - 2007 BUICK RAINIER - 2008 to 2010 BUICK REGAL - 2011 to 2020 BUICK REGAL - 2018 BUICK REGAL TOURX - 2020 BUICK REGAL TOURX - 2007 BUICK RENDEZVOUS - 2007 BUICK TERRAZA - 2008 BUICK TERRAZA - 2012 to 2017 BUICK VERANO - 2013 to 2019 CADILLAC ATS - 2015 to 2018 CADILLAC ATS\-V - 2020 to 2024 CADILLAC CT4 - 2020 to 2024 CADILLAC CT5 - 2013 to 2015 CADILLAC CT6 - 2016 to 2020 CADILLAC CT6 - 2021 CADILLAC CT6 - 2007 to 2019 CADILLAC CTS - 2007 CADILLAC CTS\-V - 2010 to 2012 CADILLAC CTS\-V - 2014 to 2016 CADILLAC CTS\-V - 2018 CADILLAC CTS\-V - 2007 to 2011 CADILLAC DTS - 2012 CADILLAC DTS - 2014 to 2017 CADILLAC ELR - 2007 to 2024 CADILLAC ESCALADE - 2007 to 2016 CADILLAC ESCALADE ESV - 2017 to 2023 CADILLAC ESCALADE ESV - 2007 to 2014 CADILLAC ESCALADE EXT - 2007 to 2011 CADILLAC ESCALADE EXT 1500 - 2008 to 2014 CADILLAC ESCALADE HYBRID - 2021 CADILLAC ESCALADE NA - 2023 CADILLAC LYRIQ - 2007 to 2016 CADILLAC SRX - 2007 to 2011 CADILLAC STS - 2012 CADILLAC STS - 2007 to 2009 CADILLAC XLR - 2018 CADILLAC XT4 - 2019 to 2024 CADILLAC XT4 - 2013 to 2016 CADILLAC XT5 - 2017 to 2024 CADILLAC XT5 - 2020 to 2024 CADILLAC XT6 - 2013 to 2019 CADILLAC XTS - 2020 CADILLAC XTS - 2024 CADILLAC redundant LYRIQ - 2014 to 2015 CHEVROLET 3500 - 2016 CHEVROLET 3500 - 2017 to 2019 CHEVROLET 3500 - 2020 CHEVROLET 3500 - 2021 CHEVROLET 3500 - 2022 CHEVROLET 3500 - 2024 CHEVROLET 3500HD - 2016 CHEVROLET 4500 - 2017 to 2019 CHEVROLET 4500 - 2020 CHEVROLET 4500 - 2022 CHEVROLET 4500 - 2017 to 2023 CHEVROLET 4500HD - 2017 to 2022 CHEVROLET 4500XD - 2017 to 2023 CHEVROLET 5500HD - 2018 to 2022 CHEVROLET 5500XD - 2019 CHEVROLET 6500 - 2019 to 2023 CHEVROLET 6500HD - 2007 to 2013 CHEVROLET AVALANCHE - 2014 CHEVROLET AVALANCHE - 2007 to 2013 CHEVROLET AVALANCHE 1500 - 2007 CHEVROLET AVALANCHE 2500 - 2013 CHEVROLET AVALANCHE 2500 - 2007 to 2011 CHEVROLET AVEO - 2007 to 2009 CHEVROLET BLAZER - 2019 to 2024 CHEVROLET BLAZER - 2022 to 2023 CHEVROLET BOLT EUV - 2017 to 2023 CHEVROLET BOLT EV - 2024 CHEVROLET BOLT EV - 2007 to 2009 CHEVROLET C SERIES - 2018 CHEVROLET C3500 - 2007 to 2010 CHEVROLET C4500 - 2008 CHEVROLET C4500 NA - 2007 to 2008 CHEVROLET C5500 - 2007 to 2009 CHEVROLET C6500 - 2007 to 2009 CHEVROLET C7500 - 2008 CHEVROLET C7500NA - 2007 to 2009 CHEVROLET C8500 - 2010 to 2024 CHEVROLET CAMARO - 2011 to 2018 CHEVROLET CAPRICE - 2012 to 2017 CHEVROLET CAPRICE POLICE PURSUIT - 2008 to 2018 CHEVROLET CAPTIVA - 2009 CHEVROLET CAPTIVA SPORT - 2010 to 2014 CHEVROLET CAPTIVA SPORT - 2014 to 2017 CHEVROLET CHEVEROLET SS - 2015 to 2016 CHEVROLET CITY EXPRESS - 2018 CHEVROLET CITY EXPRESS - 2007 to 2010 CHEVROLET COBALT - 2008 to 2010 CHEVROLET COBALT SS - 2007 to 2012 CHEVROLET COLORADO - 2013 to 2014 CHEVROLET COLORADO - 2015 to 2024 CHEVROLET COLORADO - 2007 to 2023 CHEVROLET CORVETTE - 2007 to 2008 CHEVROLET CORVETTE Z06 - 2009 CHEVROLET CORVETTE ZR1 - 2010 to 2019 CHEVROLET CRUZE - 2007 to 2024 CHEVROLET EQUINOX - 2024 CHEVROLET EQUINOX EV - 2007 to 2021 CHEVROLET EXPRESS - 2007 to 2012 CHEVROLET EXPRESS 1500 - 2014 CHEVROLET EXPRESS 1500 - 2007 to 2011 CHEVROLET EXPRESS 2500 - 2014 CHEVROLET EXPRESS 2500 - 2023 CHEVROLET EXPRESS 2500 - 2007 to 2010 CHEVROLET EXPRESS 3500 - 2012 CHEVROLET EXPRESS 3500 - 2014 CHEVROLET EXPRESS 3500 - 2023 CHEVROLET EXPRESS 3500 - 2009 CHEVROLET EXPRESS 4500 - 2012 CHEVROLET EXPRESS 4500 - 2014 CHEVROLET EXPRESS 4500 - 2016 CHEVROLET EXPRESS 4500 - 2013 CHEVROLET EXPRESS CUTAWAY - 2007 to 2023 CHEVROLET EXPRESS CUTAWAY VAN - 2007 to 2011 CHEVROLET G VAN BUS - 2007 to 2008 CHEVROLET G1500 - 2008 CHEVROLET G3500 - 2018 CHEVROLET G4500 - 2007 to 2011 CHEVROLET HHR - 2007 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 - 2008 CHEVROLET LUMINA - 2014 CHEVROLET LUMINA - 2007 to 2024 CHEVROLET MALIBU - 2007 CHEVROLET MALIBU CLASSIC - 2013 to 2014 CHEVROLET MALIBU ECO - 2008 to 2010 CHEVROLET MALIBU HYBRID - 2016 to 2019 CHEVROLET MALIBU HYBRID - 2007 CHEVROLET MALIBU MAXX - 2007 CHEVROLET MONTE CARLO - 2008 CHEVROLET MONTE CARLO - 2010 CHEVROLET MONTE CARLO - 2014 to 2016 CHEVROLET N300 - 2018 CHEVROLET N300 - 2017 CHEVROLET N300 MAX - 2007 CHEVROLET OPTRA - 2007 CHEVROLET S10 - 2016 to 2018 CHEVROLET S10 - 2007 to 2024 CHEVROLET SILVERADO 1500 - 2007 to 2024 CHEVROLET SILVERADO 2500 - 2007 to 2024 CHEVROLET SILVERADO 3500 - 2019 to 2023 CHEVROLET SILVERADO 4500 - 2019 to 2021 CHEVROLET SILVERADO 5500 - 2023 CHEVROLET SILVERADO 5500 - 2019 CHEVROLET SILVERADO 6500 - 2021 to 2023 CHEVROLET SILVERADO 6500 - 2024 CHEVROLET SILVERADO EV - 2011 CHEVROLET SONIC - 2012 to 2020 CHEVROLET SONIC - 2013 to 2022 CHEVROLET SPARK - 2014 to 2017 CHEVROLET SPARK EV - 2018 CHEVROLET SS - 2007 CHEVROLET SSR - 2007 to 2024 CHEVROLET SUBURBAN - 2007 to 2011 CHEVROLET SUBURBAN 1500 - 2021 to 2022 CHEVROLET SUBURBAN 1500 - 2008 to 2011 CHEVROLET SUBURBAN 2500 - 2007 to 2009 CHEVROLET T SERIES - 2010 CHEVROLET T SERIES - 2007 to 2009 CHEVROLET T6500 - 2007 to 2009 CHEVROLET T7500 - 2007 to 2009 CHEVROLET T8500 - 2007 to 2024 CHEVROLET TAHOE - 2008 to 2013 CHEVROLET TAHOE HYBRID - 2010 to 2016 CHEVROLET TAHOE POLICE PURSUIT - 2007 to 2009 CHEVROLET TRAILBLAZER - 2013 to 2014 CHEVROLET TRAILBLAZER - 2017 to 2020 CHEVROLET TRAILBLAZER - 2021 to 2024 CHEVROLET TRAILBLAZER - 2007 to 2009 CHEVROLET TRAILBLAZER 360 - 2008 CHEVROLET TRAVERSE - 2009 to 2024 CHEVROLET TRAVERSE - 2013 to 2024 CHEVROLET TRAX - 2007 to 2009 CHEVROLET UPLANDER - 2011 to 2019 CHEVROLET VOLT - 2007 CHEVROLET W SERIES C3 3500 - 2007 to 2011 CHEVROLET W\-SERIES - 2007 to 2010 CHEVROLET W3500 - 2007 to 2010 CHEVROLET W4500 - 2007 to 2010 CHEVROLET W5500 - 2019 CHEVROLET duplicate SILVERADO 5500 ## Recalls for the same vehicles and component - [25V015000](/recalls/nhtsa/25V015000.md), 2025-01-16: SEAT BELTS:REAR/OTHER:ANCHORAGE; SEATS:MID/REAR ASSEMBLY - [2024326](/recalls/tc/2024326.md), 2024-06-06: Seats And Restraints - [24V087000](/recalls/nhtsa/24V087000.md), 2024-02-08: SEAT BELTS:REAR/OTHER - [23V786000](/recalls/nhtsa/23V786000.md), 2023-11-22: SEAT BELTS:FRONT:ANCHORAGE - [2022456](/recalls/tc/2022456.md), 2022-08-11: Seats And Restraints - [22V617000](/recalls/nhtsa/22V617000.md), 2022-08-11: SEAT BELTS:CRITICAL FASTENERS - [2021522](/recalls/tc/2021522.md), 2021-08-20: Seats And Restraints - [21V649000](/recalls/nhtsa/21V649000.md), 2021-08-20: SEAT BELTS:REAR/OTHER:RETRACTOR; SEAT BELTS:CRITICAL FASTENERS - [2021212](/recalls/tc/2021212.md), 2021-04-09: Seats And Restraints - [21V245000](/recalls/nhtsa/21V245000.md), 2021-04-08: SEAT BELTS:FRONT ## Other bulletins for the same vehicles and component - [24\-NA\-147](/bulletins/11006849.md), 2024-09-04, Service bulletin: SEAT BELTS. This service bulletin provides information on regular inspection of the Seat Belt Lap Anchor. - [N242455780](/bulletins/11006512.md), 2024-08-19, Service campaign: SEAT BELTS. Service Update. On certain vehicles, the rear outboard seat belt\(s\) may be slow to retract into the C\-pillar. Dealers are to inspect, and if necessary, re\-route the left hand and/or right hand rear outboard seat belts. - [990940005G](/bulletins/10250085.md), 2024-02-12, Service bulletin: SEAT BELTS. Seat Belt Extender Availability - [PIT4323F](/bulletins/10247651.md), 2023-12-26, Service bulletin: ELECTRICAL SYSTEM; AIR BAGS:ON\-OFF SWITCH ASSEMBLY; EXTERIOR LIGHTING; SEAT BELTS:STATUS INDICATOR SWITCH. Passenger Air Bag And Seat Belt Indicator / Switch Information. - [14105B](/bulletins/10247308.md), 2023-12-18, Service bulletin: SEAT BELTS:FRONT:RETRACTOR; UNKNOWN OR OTHER; AIR BAGS:FRONTAL; TIRES; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Passenger Side Instrument Panel Performance - [14105A](/bulletins/10247307.md), 2023-12-18, Service bulletin: TIRES; SEAT BELTS:FRONT:RETRACTOR; AIR BAGS:FRONTAL; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; UNKNOWN OR OTHER. Passenger Side Instrument Panel Performance - [14105](/bulletins/10247306.md), 2023-12-18, Service bulletin: AIR BAGS:FRONTAL; TIRES; SEAT BELTS:FRONT:RETRACTOR; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; UNKNOWN OR OTHER. Passenger Side Instrument Panel Performance - [990940005G](/bulletins/10246572.md), 2023-12-11, Service bulletin: SEAT BELTS. Seat Belt Extender Availability - [15NA074](/bulletins/10246532.md), 2023-12-11, Service bulletin: AIR BAGS; SEAT BELTS; SEAT BELTS:PRETENSIONER. Seatbelt Pretensioner Harness Out of Position, Airbag Indicator Light ON, DTCs Set - [PIT5270](/bulletins/10245959.md), 2023-12-04, Service bulletin: SEAT BELTS; VEHICLE SPEED CONTROL. Driver Door Lock Cylinder Cover Missing. 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