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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1529 (Supplemental Inflatable Restraint System) >> Diagnostic Information and Procedures >> Symptoms - SIR >> Notes

Symptoms - SIR: Notes

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
  1. Perform Diagnostic System Check - SIR  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 system operation in order to familiarize yourself with the system functions. Refer to SIR System Description and Operation .
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