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Home >> Cadillac >> 2003 >> Seville SLS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Troubleshooting - No Codes >> Symptoms >> Lack Of Power, Sluggish Or Spongy >> Sensor/System
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Lack Of Power, Sluggish Or Spongy: Sensor/System

  1. Inspect the Knock System (KS) for excessive spark retard.
  2. Inspect the Exhaust Gas Recirculation (EGR) system for proper operation.
  3. Inspect for a dirty or damaged air cleaner element.
  4. Inspect for collapsed, or damaged intake air ducting.