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Home >> Cadillac >> 1988 >> Seville Base >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - Digital >> Trouble Shooting >> Poor Fuel Economy
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Poor Fuel Economy

  1. Check air cleaner thermostatic valve operation. Inspect air cleaner condition. Check ignition timing and ignition system operation.
  2. Check for improperly applied VCC. Check for restricted exhaust system. Check for proper accuracy of data panel.