10/13/2026
A failing oxygen sensor can affect fuel economy, engine performance, and emissions long before a bigger repair is needed. Watch for a check-engine light, rough idling, sluggish acceleration, or an unexpected drop in MPG—signs that shouldn’t be ignored. D&S Automotive can help drivers in Jurupa Valley and the Inland Empire get clear answers with accurate diagnostics and experienced emissions service, so small problems don’t become costly ones.
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