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Home >> Chevrolet >> 2007 >> TrailBlazer 4.2 S, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 619 (Programming And Setup - All Systems) >> Repair Instructions >> Passenger Presence System Programming and Setup >> Passenger Presence System Preload System Test Procedure (Existing Module)
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Passenger Presence System Preload System Test Procedure (Existing Module)

WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
  1. With Service Programming System (SPS) , unlock the PPS module.
  2. Empty the front outboard passenger seat.
  3. With the scan tool, perform the Preload Passenger Presence System procedure.
  4. If the test fails, adjust the seat bottom trim, and massage the cover to ensure unwanted pressure is not present in the specified area, and restart the Passenger Presence System Preload Test (Existing Module).
  5. Once the test successfully completes, cycle the ignition key OFF.
  6. Perform the Diagnostic System Check - Vehicle after successfully completing the preload test procedure to ensure the system is functioning properly.
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