Without RPO A45

IMPORTANT: The following steps must be completed before using the symptom tables.

1. Perform the Diagnostic System Check - Power Seat Systems before using the Symptom Tables in order to verify that all of the following are true:
^ There are no DTCs set.
^ The control module(s) can communicate via the serial data link.
2. Review the circuit description in order to familiarize yourself with the system funtions. Refer to Memory Seats Description and Operation. Diagnostic System Check

Visual/Physical Inspection
^ Inspect for aftermarket devices which could affect the operation of the power seats. Refer to Checking Aftermarket Accessories in Diagrams.
^ Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent and Poor Connections in Diagrams.

Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
^ Power Seat Inoperative (with A45)
^ Power Seat Does Not Move Forward/Rearward (with A45)
^ Power Seat Does Not Tilt Forward (with A45)
^ Power Seat Does Not Tilt Rearward (with A45)
^ Power Seat Does Not Recline (with A45)
^ Memory Seat Feature Inoperative
^ Lumbar Support Inoperative (W/ A45) or Lumbar Support Inoperative (W/ AC9)
^ Lumbar Support Does Not Move In or Out (with A45)
^ Lumbar Support Does Not Move Up or Down (with A45) or Lumbar Support Does Not Move Up or Down (AM3 with A45)
^ Lumbar Massage Inoperative (W/ A45)
^ Heated Seat Always On
^ Heated Seat Inoperative
^ Heated Seat Inoperative - Heated Back Mode
^ Heated Seat Switch Low Indicator Malfunction
^ Heated Seat Switch Medium Indicator Malfunction
^ Heated Seat Switch High Indicator Malfunction
^ Heated Seat Switch Mode Indicator Malfunction

"For the description of RPO code(s) shown in this article or any of the images therein, refer to the RPO code list found at the Vehicle/Application And ID." RPO Codes