LEMON Manuals: Even more car manuals for everyone
Home >> Cadillac >> 2001 >> Seville SLS >> Repair and Diagnosis >> External Pages >> Different car >> Section 213 (Cellular Communication System) >> Diagnostic Information and Procedures >> Symptoms - Cellular Communication >> Notes

Symptoms - Cellular Communication: Notes

WARNING: This page is about a different car, the 2002 Cadillac Eldorado. 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 the Diagnostic System Check - Cellular Communication  before using the Symptom Tables in order to verify that all of the following are true:
    • There are no DTCs set.
    • The control module(s) can communicate via the serial data link.
  2. Review the system operation in order to familiarize yourself with the system functions. Refer to OnStar Description and Operation .
scientia non olet · About LEMON Manuals