Complaint 2175292
2021 CHEVROLET SUBURBAN • ENGINE • incident Jan 5, 2026
Complaint Summary
ENGINE
Owner Narrative
My vehicle is having an oil consumption problem. 2 quarts were missing from my oils consumption test. The dealer is now doing a secondary oil consumption test and Iâve read up and learned that there have been a lot of recalls with the engine and oils changes.
Owner-submitted narrative on file with NHTSA. Complaint narratives are self-reported and have not been verified.
Related
Data sources & freshness
TruckCodex aggregates official public-sector datasets. See the Source registry for dataset-level coverage and the Freshness log for last-import timestamps.
Census, SAFER, SMS, Licensing & Insurance (L&I), roadside inspections, crashes, and authority history.
Vehicle recall campaigns, defect investigations, and consumer safety complaints (SCRS).
Cross-border carrier registry and Canadian recall campaigns where applicable.
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