- Symptoms - Seats

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

1. Refer to the system description and operation from the following list in order to familiarize yourself with the system functions:
- Power Seats System Description and Operation
- Lumbar Support Description and Operation (W/O A45) or Lumbar Support Description and Operation (with A45)
- Heated Seats Description and Operation
- Memory Seats Description and Operation

2. If you are diagnosing a memory seat system (A45) condition perform the Diagnostic System Check - Power Seat Systems before using the symptom tables in order to verify that all of the following are true: Diagnostic System Check
- There are no DTCs set.
- The control module(s) can communicate via the serial data link.

Visual/Physical Inspection
- Inspect for aftermarket devices which could affect the operation of the power seats. Refer to Checking Aftermarket Accessories in Diagnostic Aids.
- Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
- Inspect the seat adjuster track for conditions which may cause binding or objects within the seat adjustment range which may obstruct movement or interfere with wiring.

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

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

"For a description of the RPO Code(s) shown in this article or any of the images therein, refer to the RPO Code List found at Vehicle/Application". RPO Codes