Service bulletin 150089004B

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)
Type	Service bulletin
NHTSA id	10190337
Published by NHTSA	2021-04-16
Manufacturer's number	150089004B
Manufacturer's date	2017-10-01
NHTSA component	SUSPENSION:FRONT:SHOCK ABSORBER; SUSPENSION:FRONT:MACPHERSON STRUT; SUSPENSION:REAR:SHOCK ABSORBER

NHTSA's summary

Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Improper diagnosis may lead to unnecessary component replacement. Use the following information to determine if the condition is normal acceptable seepage or a defective component

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

Suspension, Shocks and struts

Vehicles listed
BUICK ALLURE	2006, 2007, 2008, 2009
BUICK CASCADA	2016, 2017, 2018
BUICK CENTURY	2003, 2004, 2005
BUICK ENCLAVE	2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
BUICK ENCORE	2013, 2014, 2015, 2016, 2017, 2018
BUICK ENVISION	2016, 2017, 2018
BUICK LACROSSE	2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
BUICK LESABRE	2003, 2004, 2005
BUICK LESABRE	2006
BUICK LESABRE	2013
BUICK LUCERNE	2006, 2007, 2008, 2009, 2010, 2011
BUICK LUCERNE	2012
BUICK PARK AVENUE	2003, 2004, 2005
BUICK RAINIER	2003
BUICK RAINIER	2004, 2005, 2006, 2007
BUICK REGAL	2003, 2004
BUICK REGAL	2005
BUICK REGAL	2008 to 2010
BUICK REGAL	2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
BUICK REGAL TOURX	2018
BUICK RENDEZVOUS	2003, 2004, 2005, 2006, 2007
BUICK TERRAZA	2005, 2006, 2007
BUICK TERRAZA	2008
BUICK VERANO	2012, 2013, 2014, 2015, 2016, 2017
CADILLAC ATS	2013, 2014, 2015, 2016, 2017, 2018
CADILLAC ATS-V	2015, 2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC CATERA	2003
CADILLAC CT6	2013 to 2015
CADILLAC CT6	2016, 2017, 2018
CADILLAC CTS	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CADILLAC CTS-V	2004, 2005, 2006, 2007 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC CTS-V	2010, 2011, 2012 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC CTS-V	2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC CTS-V	2018 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC DEVILLE	2003, 2004, 2005
CADILLAC DTS	2004 to 2005
CADILLAC DTS	2006, 2007, 2008, 2009, 2010, 2011
CADILLAC DTS	2012
CADILLAC ELR	2014, 2015, 2016, 2017
CADILLAC ESCALADE	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CADILLAC ESCALADE ESV	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE ESV	2017, 2018
CADILLAC ESCALADE EXT	2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE EXT 1500	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE HYBRID	2008, 2009, 2010, 2011, 2012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC SEVILLE	2003, 2004
CADILLAC SLS	2004
CADILLAC SRX	2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
CADILLAC SRX	2017 to 2018
CADILLAC STS	2003 to 2004
CADILLAC STS	2005, 2006, 2007, 2008, 2009, 2010, 2011
CADILLAC STS	2012
CADILLAC XLR	2003, 2004, 2005, 2006, 2007, 2008, 2009
CADILLAC XT5	2013 to 2016
CADILLAC XT5	2017, 2018
CADILLAC XTS	2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET 3500	2016
CHEVROLET 3500	2018
CHEVROLET 4500HD	2017, 2018
CHEVROLET 4500XD	2017, 2018
CHEVROLET 5500HD	2017, 2018
CHEVROLET 5500XD	2018
CHEVROLET ASTRO	2003 to 2005
CHEVROLET AVALANCHE	2007, 2008, 2009, 2010, 2011, 2012, 2013
CHEVROLET AVALANCHE	2014
CHEVROLET AVALANCHE 1500	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVALANCHE 2500	2003, 2004, 2005, 2006, 2007 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVALANCHE 2500	2013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVEO	2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET BLAZER	2003, 2004, 2005
CHEVROLET BLAZER	2006 to 2009
CHEVROLET BOLT EV	2017, 2018
CHEVROLET C SERIES	2003 to 2009
CHEVROLET C3500	2018
CHEVROLET C4500	2003 to 2010
CHEVROLET C4500 NA	2008
CHEVROLET C5500	2003 to 2008
CHEVROLET C6500	2003 to 2009
CHEVROLET C7500	2003 to 2009
CHEVROLET C7500NA	2008
CHEVROLET C8500	2003 to 2009
CHEVROLET CAMARO	2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET CAPRICE	2003 to 2004
CHEVROLET CAPRICE	2011 to 2018
CHEVROLET CAPRICE POLICE PURSUIT	2012 to 2017
CHEVROLET CAPTIVA	2008 to 2018
CHEVROLET CAPTIVA SPORT	2009
CHEVROLET CAPTIVA SPORT	2010, 2011, 2012
CHEVROLET CAVALIER	2003, 2004, 2005
CHEVROLET CHEVEROLET SS	2014 to 2017
CHEVROLET CHEVY VAN	2003
CHEVROLET CHEYENNE	2017
CHEVROLET CITY EXPRESS	2015, 2016
CHEVROLET CLASSIC	2004 to 2006
CHEVROLET COBALT	2005, 2006, 2007, 2008, 2009, 2010
CHEVROLET COBALT	2011 to 2017
CHEVROLET COBALT SS	2008, 2009, 2010 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET COLORADO	2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
CHEVROLET COLORADO	2013 to 2014
CHEVROLET COLORADO	2015, 2016, 2017, 2018
CHEVROLET CONVENTIONAL	2003
CHEVROLET CORVETTE	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET CORVETTE Z06	2005, 2006, 2007, 2008 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET CORVETTE ZR1	2009 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET CRUZE	2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET DENALI	2003 to 2006
CHEVROLET EPICA	2005
CHEVROLET EQUINOX	2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET EXPRESS	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET EXPRESS 1500	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 1500	2014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 2500	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 2500	2014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 3500	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 3500	2012 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 3500	2014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 4500	2009 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 4500	2012 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 4500	2014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 4500	2016 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS CUTAWAY	2013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS CUTAWAY VAN	2006, 2007, 2008 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET F SERIES	2004 to 2006
CHEVROLET G SERIES	2003
CHEVROLET G VAN BUS	2003 to 2011
CHEVROLET G1500	2003 to 2008
CHEVROLET G2500	2003 to 2005
CHEVROLET G3500	2003 to 2005
CHEVROLET G3500	2008
CHEVROLET G4500	2018
CHEVROLET HHR	2006, 2007, 2008, 2009, 2010, 2011
CHEVROLET IMPALA	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET IMPALA (GMX 211)	2006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET INCOMPLETE/CUTAWAY C3	2003 to 2005
CHEVROLET LOW CAB FORWARD 3500	2016 to 2018
CHEVROLET LOW CAB FORWARD 4500	2016 to 2017
CHEVROLET LOW CAB FORWARD 5500	2016 to 2017
CHEVROLET LOW CAB FORWARD 6500	2018
CHEVROLET LUMINA	2008
CHEVROLET LUMINA	2014
CHEVROLET MALIBU	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET MALIBU CLASSIC	2003 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU CLASSIC	2004, 2005
CHEVROLET MALIBU CLASSIC	2007 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU ECO	2013, 2014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU HYBRID	2008, 2009, 2010 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU HYBRID	2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU MAXX	2004, 2005, 2006, 2007 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MONTE CARLO	2003, 2004, 2005, 2006, 2007
CHEVROLET MONTE CARLO	2008
CHEVROLET MONTE CARLO	2010
CHEVROLET N300	2014 to 2016
CHEVROLET N300	2018
CHEVROLET N300 MAX	2017
CHEVROLET OPTRA	2004, 2005, 2006, 2007
CHEVROLET OPTRA	2016
CHEVROLET ORLANDO	2017
CHEVROLET S/T BLAZER	2003 to 2005
CHEVROLET S10	2003 to 2007
CHEVROLET S10	2016 to 2018
CHEVROLET SILVERADO 1500	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 1500 HD	2003, 2004, 2005 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 2500	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 3500	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SONIC	2011
CHEVROLET SONIC	2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET SONOMA	2003
CHEVROLET SPARK	2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET SPARK EV	2014, 2015, 2016, 2017 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SS	2018
CHEVROLET SSR	2003, 2004, 2005, 2006
CHEVROLET SSR	2007
CHEVROLET SUBURBAN	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET SUBURBAN 1500	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN 2500	2003, 2004, 2005, 2006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN 2500	2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET T SERIES	2003, 2004, 2005, 2006, 2007, 2008, 2009
CHEVROLET T SERIES	2010
CHEVROLET T6500	2004 to 2009
CHEVROLET T7500	2004 to 2009
CHEVROLET T8500	2004 to 2009
CHEVROLET TAHOE	2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET TAHOE HYBRID	2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE POLICE PURSUIT	2010, 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TRACKER	2003, 2004
CHEVROLET TRAILBLAZER	2003, 2004, 2005, 2006, 2007, 2008, 2009
CHEVROLET TRAILBLAZER	2013 to 2014
CHEVROLET TRAILBLAZER	2017 to 2018
CHEVROLET TRAILBLAZER 360	2003, 2004, 2005, 2006, 2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TRAILBLAZER EXT	2003, 2004 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TRAILBLAZER EXT	2006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TRAILBLAZER EXT 370	2003, 2004, 2005, 2006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TRANS SPORT	2005
CHEVROLET TRAVERSE	2008
CHEVROLET TRAVERSE	2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET TRAX	2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET UPLANDER	2005, 2006, 2007, 2008, 2009
CHEVROLET VENTURE	2003, 2004, 2005
CHEVROLET VOLT	2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
CHEVROLET W SERIES C3 3500	2006 to 2007

And 179 more lines, in the JSON.

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

Recalls for the same vehicles and component
14V377000	2014-06-26. SUSPENSION:REAR:SHOCK ABSORBER

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
14302	2024-01-16. Service bulletin. Replace Both Rear Shocks
19-NA-110	2023-11-02. Service bulletin. This service bulletin provides information for dealers/technicians on visible cracks in shock tower near the strut top mount.
18-NA-275	2023-11-02. Service bulletin. This service bulletin provides information on a small allowable amount of grease seepage from a brass or gold colored fitting located at the bottom of the strut assemblies, which is actually part of the natural operation of these struts.
150089004C	2021-03-08. Service bulletin. This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
18NA315	2020-11-30. Service bulletin. This informational bulletin advises the tech to only replace the shock that is bad and not all.
PIE0421A	2018-05-21. Service bulletin. This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Noise Originating from Front Shock/Strut While Accelerating, Stopping, or Traveling Over Bumps.
PIT5049D	2018-03-12. Service bulletin. This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. If published Service Information diagnostics do not lead to a repair for the concern. Technician should inspect the opposite side shock/strut for the cause of the concern.
PIT5287D	2018-03-12. Service bulletin. This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool. There is a purple Terminal Position Assurance that will align itself in the release position when the release tool is inserted into the release hole. There is a metal locking tab on the terminal that will need to be pushed in before the terminal will pull out of the connector.
PIT5287	2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool. There is a purple Terminal Position Assurance that will align itself in the release position when the release tool is inserted into the release hole. There is a metal locking tab on the terminal that will need to be pushed in before the terminal will pull out of the connector.
05-03-08-002H	2017-08-15. Service bulletin. This informational bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.