CTS Sedan RWD V6-3.0L (2010)
Seat Heater: Testing and Inspection
Symptoms - Seat Heating and Cooling
Symptoms - Seat Heating and Cooling
Important: The following steps must be completed before using the symptom tables.
1. Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System
Check - Vehicle) before using the symptom tables in order to verify that all of the following are true:
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There are no DTCs set.
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The control modules can communicate via the serial data link.
2. Refer to Heated/Vented Seat Description and Operation (See: Description and Operation) in order to familiarize yourself with the system
functions.
Visual/Physical Inspection
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Inspect for aftermarket devices which could affect the operation of the power seats. Refer to Checking Aftermarket Accessories (See: Testing and
Inspection/Component Tests and General Diagnostics/Checking Aftermarket Accessories).
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Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
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Inspect the seat adjuster track for conditions which may cause binding or objects within the seat adjustment range which obstruct movement or
interfere with wiring.
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections (
See: Testing and Inspection/Component Tests and General Diagnostics/Circuit Testing/Testing for Intermittent Conditions and Poor Connections).
Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
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Heated Seat Inoperative (See: Heated Seat Inoperative)
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Vented Seat Malfunction (See: Vented Seat Malfunction)
