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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1157 (Seat Belt System) >> Diagnostic Information and Procedures >> Seat Belt Indicator Circuit Malfunction - Driver >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON, observe the scan tool Driver Seat Belt Switch parameter while buckling and unbuckling the driver seat belt. The parameter should change between Buckled and Unbuckled.
    • If the parameter does not cycle between the specified values, refer to Driver Seat Belt Switch Circuit Malfunction.
  2. Ignition ON, seat belt unbuckled, verify the seat belt warning indicator is illuminated on the IPC.
    • If the indicator is not illuminated, replace the IPC.
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