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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 181 (Supplemental Inflatable Restraint System) >> Diagnostic Information and Procedures >> Symptoms - SIR >> Notes

Symptoms - SIR: Notes

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Complete the following steps before using the symptom tables:
  1. Perform Diagnostic System Check - Vehicle in Vehicle DTC Information, before using the symptom tables in order to verify that all of the following are true:
    • There are no DTCs set.
    • The inflatable restraint sensing and diagnostic module (SDM) can communicate via the serial data link.
  2. Review the SIR system description and operation in order to familiarize yourself with the system functions. Refer to SIR System Description and Operation .
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