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Home >> Chevrolet >> 2007 >> Impala LTZ >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 698 (Keyless Entry System & Remote Functions) >> Diagnostic Information and Procedures >> Symptoms - Remote Functions >> Notes
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Symptoms - Remote Functions: Notes

WARNING: This page is about a different car, the 2008 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: The following steps must be completed before using the symptom tables.
  1. Perform Diagnostic System Check - Vehicle before using the Symptom Tables in order to verify that all of the following are true:
    • There are no DTCs set.
    • The control modules can communicate via the serial data link.
  2. Review the system operation in order to familiarize yourself with the system functions. Refer to Keyless Entry System Description and Operation (without Accessory 2 Way Remote)  or Keyless Entry System Description and Operation (with Accessory 2 Way Remote) .
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