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Home › Cadillac › 2003 › Seville SLS › Repair and Diagnosis › Engine Performance › System › Engine Controls - Troubleshooting - No Codes › Symptoms › Poor Fuel Economy › Additional Checks

Additional Checks

  1. Inspect the exhaust system for possible restrictions.
  2. Inspect the Torque Converter Clutch (TCC) for proper operation. See appropriate article in transmissions.
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