Cadillac Ats 2013–2014 — technical service bulletin
Bulletin 130090002 · NHTSA communication 10246635 · issued Dec 1, 2013
Technical service bulletin
communication type
Engine and Engine Cooling
component
2013–2014
model years
7
vehicle entries
Official summary
Information for Vehicles Factory Filled With dexos1? 5W-20 Oil Are Approved to Substitute dexos1? 0W-20 Oil as Optional Top Off and Service Fill
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.