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Service bulletin 16NA045

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)
TypeService bulletin
NHTSA id10154632
Published by NHTSA2019-03-18
Manufacturer's number16NA045
Manufacturer's date2019-02-14
NHTSA componentSUSPENSION:REAR:SHOCK ABSORBER

NHTSA's summary

This technical bulletin provides repair information to correct a dealership technician concern of bent rear shock locator pin(s) noticed during rear shock absorber replacement.

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
CADILLAC XT52017, 2018, 2019
GMC ACADIA2017, 2018, 2019

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

Other bulletins for the same vehicles and component
150089004B2021-04-16. Service bulletin. 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
150089004C2021-03-08. 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.
17NA3322018-04-23. Service bulletin. This informational bulletin provides information to inspect the strut/spring assembly and front lower control arm bushing including the front lower control arm rear bushing for damage/wear causing a clunk type noise heard over bumps.
05-03-08-002H2017-08-15. Service bulletin. This informational bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.