GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

Schematic Reference: Heated Seats Schematics

1

Did you review the Heated Seats Description and Operation and perform the necessary inspections?

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Go to Step 2

Go to Heated Seats Description and Operation

2

Operate the Heated Seat Switch.

Does the Heated Seat Switch HIGH and LOW indicators illuminate when the Heated Seat Switch is operated?

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Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 3

3

Does the Heated Seat increase in temperature when the Heated Seat Switch is activated?

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Go to Step 4

Go to Heated Seat Switch Mode Indicator Malfunction

4

Replace the Heated Seat Switch.

Did you complete the replacement?

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Go to Step 5

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5

Operate the system in order to verify the repair.

Did you correct the condition?

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System OK

Go to Step 2