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RecallGazette

Vehicle problems, recalls & safety intelligence

FCCC S2G 2015–2022technical service bulletin

Bulletin WI21-006 · NHTSA communication 10187444 · issued Feb 15, 2021

Technical service bulletin
communication type
Engine and Engine Cooling
component
2015–2022
model years
60
vehicle entries

Official summary

Warranty Information Letter for Detroit NOx Sensor Circuit Fault Codes - Claim Guidelines.

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.