- Symptoms - Seats

SYMPTOMS

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

1. When diagnosing a heated seat system condition perform the Diagnostic System Check - Vehicle in Vehicle DTC Information, before using the symptom tables in order to verify the all of the following are true:
- There are no DTCs set.
- The control modules can communicate via the serial data link. Diagnostic System Check - Vehicle
2. Review the system description and operation in order to familiarize yourself with the system functions.
- Power Seats System Description and Operation
Heated Seats Description and Operation

Visual/Physical Inspection
- Inspect for aftermarket devices which could affect the operation of the power seat systems.
- Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
- Inspect the power seat for proper mechanical operation. Refer to Power Seat Adjuster Mechanical Diagnosis. Power Seat Adjuster - Mechanical Diagnosis
Faulty electrical connections or wiring may be the cause of intermittent conditions.

Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
- Power Seat Inoperative
- Heated Seat Always On (Impala) Heated Seat Always On (Monte Carlo)
- Heated Seat Inoperative (Impala) Heated Seat Inoperative (Monte Carlo)