# Service bulletin 050308002I 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: 10195128 - Published by NHTSA: 2021\-06\-07 - Manufacturer's number: 050308002I - Manufacturer's date: 2021\-04\-09 - NHTSA component: SUSPENSION ## NHTSA's summary This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak. ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10195128-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10195128-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Suspension ## Vehicles listed - 2016 to 2019 BUICK CASCADA - 2008 to 2021 BUICK ENCLAVE - 2013 to 2021 BUICK ENCORE - 2020 to 2021 BUICK ENCORE GX - 2016 to 2021 BUICK ENVISION - 2007 to 2019 BUICK LACROSSE - 2007 to 2011 BUICK LUCERNE - 2012 BUICK LUCERNE - 2007 BUICK RAINIER - 2011 to 2020 BUICK REGAL - 2007 BUICK RENDEZVOUS - 2007 BUICK TERRAZA - 2008 BUICK TERRAZA - 2012 to 2017 BUICK VERANO - 2013 to 2019 CADILLAC ATS - 2020 to 2021 CADILLAC CT4 - 2020 to 2021 CADILLAC CT5 - 2016 to 2020 CADILLAC CT6 - 2007 to 2019 CADILLAC CTS - 2014 CADILLAC CTS\-V - 2007 to 2011 CADILLAC DTS - 2014 to 2017 CADILLAC ELR - 2007 to 2020 CADILLAC ESCALADE - 2007 to 2016 CADILLAC ESCALADE ESV - 2017 to 2021 CADILLAC ESCALADE ESV - 2007 to 2013 CADILLAC ESCALADE EXT - 2021 CADILLAC ESCALADE NA - 2007 to 2016 CADILLAC SRX - 2007 to 2011 CADILLAC STS - 2007 to 2009 CADILLAC XLR - 2019 to 2021 CADILLAC XT4 - 2017 to 2021 CADILLAC XT5 - 2020 to 2021 CADILLAC XT6 - 2013 to 2019 CADILLAC XTS - 2016 CHEVROLET 3500 - 2018 to 2019 CHEVROLET 3500 - 2020 CHEVROLET 3500 - 2017 to 2020 CHEVROLET 4500HD - 2021 CHEVROLET 4500XD - 2017 to 2020 CHEVROLET 5500HD - 2007 to 2013 CHEVROLET AVALANCHE - 2009 to 2011 CHEVROLET AVEO - 2017 to 2018 CHEVROLET AVEO - 2019 to 2021 CHEVROLET BLAZER - 2017 to 2021 CHEVROLET BOLT EV - 2007 to 2009 CHEVROLET C SERIES - 2010 to 2021 CHEVROLET CAMARO - 2011 to 2017 CHEVROLET CAPRICE - 2013 to 2015 CHEVROLET CAPTIVA - 2017 to 2018 CHEVROLET CAPTIVA - 2012 CHEVROLET CAPTIVA SPORT - 2014 to 2017 CHEVROLET CHEVEROLET SS - 2017 CHEVROLET CHEYENNE - 2015 to 2016 CHEVROLET CITY EXPRESS - 2007 to 2010 CHEVROLET COBALT - 2007 to 2012 CHEVROLET COLORADO - 2015 to 2021 CHEVROLET COLORADO - 2007 to 2021 CHEVROLET CORVETTE - 2011 to 2019 CHEVROLET CRUZE - 2007 to 2021 CHEVROLET EQUINOX - 2007 to 2021 CHEVROLET EXPRESS - 2007 to 2011 CHEVROLET HHR - 2007 to 2020 CHEVROLET IMPALA - 2018 CHEVROLET LOW CAB FORWARD 6500 - 2007 to 2021 CHEVROLET MALIBU - 2007 CHEVROLET MONTE CARLO - 2018 CHEVROLET N300 - 2017 CHEVROLET N300 MAX - 2017 CHEVROLET ORLANDO - 2017 to 2018 CHEVROLET S10 - 2007 to 2014 CHEVROLET SILVERADO 1500 - 2017 to 2021 CHEVROLET SILVERADO 1500 - 2007 to 2021 CHEVROLET SILVERADO 2500 - 2017 CHEVROLET SILVERADO 3500 - 2021 CHEVROLET SILVERADO 3500 - 2019 to 2020 CHEVROLET SILVERADO 4500 - 2012 to 2020 CHEVROLET SONIC - 2013 to 2021 CHEVROLET SPARK - 2014 to 2017 CHEVROLET SPARK EV - 2007 to 2021 CHEVROLET SUBURBAN - 2009 CHEVROLET T SERIES - 2010 CHEVROLET T SERIES - 2007 to 2021 CHEVROLET TAHOE - 2007 to 2009 CHEVROLET TRAILBLAZER - 2017 to 2020 CHEVROLET TRAILBLAZER - 2021 CHEVROLET TRAILBLAZER - 2009 to 2021 CHEVROLET TRAVERSE - 2013 to 2021 CHEVROLET TRAX - 2007 to 2009 CHEVROLET UPLANDER - 2011 to 2019 CHEVROLET VOLT - 2007 to 2010 CHEVROLET W\-SERIES - 2007 to 2021 GMC ACADIA - 2007 to 2009 GMC C SERIES - 2007 to 2012 GMC CANYON - 2015 to 2021 GMC CANYON - 2007 to 2009 GMC ENVOY - 2010 GMC G VAN BUS - 2007 to 2021 GMC SAVANA - 2014 GMC SIERRA 1500 - 2019 to 2021 GMC SIERRA 1500 - 2007 to 2021 GMC SIERRA 2500 - 2007 to 2013 GMC SIERRA DENALI - 2015 to 2019 GMC SIERRA DENALI - 2010 to 2021 GMC TERRAIN - 2007 to 2010 GMC TOPKICK - 2007 to 2010 GMC W\-SERIES - 2007 to 2021 GMC YUKON - 2007 to 2013 GMC YUKON DENALI - 2007 to 2013 GMC YUKON DENALI XL - 2007 to 2011 GMC YUKON XL - 2012 to 2014 GMC YUKON XL - 2015 to 2021 GMC YUKON XL - 2007 to 2010 HUMMER H2 - 2007 to 2010 HUMMER H3 - 2009 ISUZU T SERIES - 2008 to 2010 PONTIAC G3 - 2007 to 2010 PONTIAC G5 - 2007 to 2010 PONTIAC G6 - 2008 to 2010 PONTIAC G8 - 2007 to 2008 PONTIAC GRAND PRIX - 2007 PONTIAC GTO - 2007 to 2009 PONTIAC MONTANA - 2007 to 2009 PONTIAC PURSUIT - 2007 to 2010 PONTIAC SOLSTICE - 2007 to 2009 PONTIAC TORRENT - 2007 to 2010 PONTIAC VIBE - 2009 SAAB 9\-3 - 2009 to 2010 SAAB 9\-5 - 2007 to 2009 SAAB 9\-7X - 2008 to 2009 SATURN ASTRA - 2010 SATURN ASTRA - 2007 to 2010 SATURN AURA - 2007 SATURN ION - 2007 to 2010 SATURN OUTLOOK - 2007 SATURN RELAY - 2008 SATURN RELAY - 2007 to 2010 SATURN SKY - 2007 to 2010 SATURN VUE ## Recalls for the same vehicles and component - [2026089](/recalls/tc/2026089.md), 2026-02-26: Suspension - [26V113000](/recalls/nhtsa/26V113000.md), 2026-02-26: SUSPENSION:REAR - [2021785](/recalls/tc/2021785.md), 2021-12-22: Suspension - [21V00F000](/recalls/nhtsa/21V00F000.md), 2021-12-22: SUSPENSION:REAR - [2021510](/recalls/tc/2021510.md), 2021-08-12: Suspension - [21V633000](/recalls/nhtsa/21V633000.md), 2021-08-12: SUSPENSION:REAR - [20V764000](/recalls/nhtsa/20V764000.md), 2020-12-21: SUSPENSION:REAR - [2020615](/recalls/tc/2020615.md), 2020-12-10: Suspension - [2017222](/recalls/tc/2017222.md), 2017-04-21: Suspension - [17V267000](/recalls/nhtsa/17V267000.md), 2017-04-21: SUSPENSION:REAR ## Other bulletins for the same vehicles and component - [25\-NA\-110](/bulletins/11024335.md), 2025-10-16, Service bulletin: SUSPENSION. This bulletin advises the techs that the front and or rear shocks need to be replaced as a set and not 1 at a time to avoid the road and ride performance not to be compromised. - [25\-NA\-110](/bulletins/11022032.md), 2025-08-21, Service bulletin: SUSPENSION. This bulletin advises the techs that the front and or rear shocks need to be replaced as a set and not 1 at a time to avoid the road and ride performance not to be compromised. - [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. - [18\-NA\-315](/bulletins/11017424.md), 2025-05-01, Service bulletin: SUSPENSION. This service bulletin advises the tech to only replace the shock that is bad and not all shocks. - [24\-NA\-099](/bulletins/11015606.md), 2025-03-14, Service bulletin: STRUCTURE:BODY; SUSPENSION. This bulletin provides a service procedure to replace the sway bar bracket retainers if found the cause of the clunking noise from front of vehicle. - [05\-03\-07\-009L](/bulletins/11015409.md), 2025-03-08, Service bulletin: SUSPENSION; WHEELS. This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles. - [19\-NA\-129](/bulletins/11015042.md), 2025-03-05, Service bulletin: SUSPENSION. This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle. - [PIT5981B](/bulletins/11014636.md), 2025-03-02, Service bulletin: SUSPENSION. This Preliminary information communicates a tip when diagnosing an inoperative air leveling suspension system and to repair any loss of comm DTC's with the power window motors first. - [PIT6144F](/bulletins/11014635.md), 2025-03-02, Service bulletin: SUSPENSION. This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 SYM 92 caused by a pinched air inlet hose to the suspension compressor air leveling system or internal issue with compressor assembly. - [22\-NA\-140](/bulletins/11014580.md), 2025-02-28, Service bulletin: SUSPENSION. This informational bulletin advises the technician of an upgraded rear coil spring if the rear sags to much from loaded equipment. JSON: [/v1/bulletins/10195128](/v1/bulletins/10195128) [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%20050308002I&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10195128&vehicle=Service%20bulletin%20050308002I)