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Erase All Keys and Key Programming: Programming

NOTE: This procedure erases all MyKey® features on all of the keys that are programmed to the vehicle. All of the keys then operate as normal (admin) keys with no restrictions.
NOTE: This procedure erases all programmed ignition keys from the vehicle memory. The vehicle cannot start until a minimum of 2 keys are programmed into the vehicle.
  1. WARNING: Before beginning any service procedure in this service information, refer to Safety Warnings in GENERAL INFORMATION . Failure to follow this instruction may result in serious personal injury.

    Refer to: HEALTH AND SAFETY PRECAUTIONS .

  2. NOTE: To enter the PATS  security access if no programmed passive keys are available, start a vehicle session using a tear tag or PCM  part number. The PATS  security access can still be granted even with the ignition off.

    Refer to: DIAGNOSTIC METHODS .

  3. From the diagnostic scan tool, enter TOOLBOX. Select Body>Security>PATS Functions and follow the on-screen instructions to enter the PATS  security access.
  4. NOTE: A maximum of 8 keys can be programmed into the vehicle.

    From the diagnostic scan tool menu, select the appropriate key programming procedure and follow the on-screen instructions to erase and program the passive key(s).

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