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Passenger Presence System Rezeroing Procedure: Introduction

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Yukon XL, 2004 GMC Yukon, 2004 Chevrolet Tahoe, 2004 Chevrolet Suburban, and 2004 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

The passenger presence system (PPS) is a calibrated system that requires rezeroing when the system has been serviced or replaced. The procedures below are designed to assist in the rezeroing of the PPS. Before you start, read these procedures carefully and completely. For further information regarding the PPS refer to SIR System Description and Operation .

IMPORTANT: The following procedures must be followed:
  1. Read this procedure carefully and completely.
  2. The PPS will not function properly if the PPS rezeroing procedure is not performed.
  3. Perform the Diagnostic System Check - SIR  after successfully completing the rezeroing procedure to ensure the system is functioning properly.
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