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Home >> Cadillac >> 1989 >> Seville Base >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Anti-Theft System - Pass Key >> Key Duplication Procedure >> Key Replacement (Spare Key Available)
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Key Replacement (Spare Key Available)

The J35628 Interrogator or equivalent must be used to determine the proper electrical code of the key.

  1. Insert the customer's spare ignition key into the Key Code Reader on the J35628 Interrogator.
  2. Press the On-Off rocker switch to the ON position.
  3. A number from 1 to 15 will appear in the window designating the electrical code of the key.
  4. Cut a new key having the electrical code determined from the J35628 Interrogator.
  5. Start the engine using the new key to insure that the key is correct both mechanically and electrically.