Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2025TAHOE PPV, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONOEM GENERAL INFORMATIONVEHICLE DIAGNOSTIC SCAN TOOL INFORMATION (2 OF 2)SPECIFICATIONSK29FV FRONT SEAT HEATER VENT CONTROL MODULE: SCAN TOOL INFORMATION
2025 Chevrolet Tahoe PPV, 4WD
K29FV Front Seat Heater Vent Control Module: Scan Tool Information
2025 Chevrolet Tahoe PPV, 4WDSECTION K29FV Front Seat Heater Vent Control Module: Scan Tool Information
Front Seat Heating Control Module Scan Tool Data Parameters
| Parameter | Expected Values | Description |
|---|---|---|
| Operating Conditions: Engine Running | ||
| Seat Heating/Venting/Cooling Load Shed | Inactive / Active | When this parameter is active it indicates the Heating/Venting/System is shutdown to reduce strain on the vehicle electrical system which is experiencing too high of a current draw |
| Left Front Seat Heating/Venting/Cooling Operating Conditions | Remote Vehicle Start / Automatic / Manual / Autostop Request | The functional behavior of heated seats is dependent on its determined operational state. This parameter indicates the defined state which it is operating in. |
| Left Front Seat Heating/Venting/Cooling Switch | Inactive / Active | The Heated/Vented switch assembly contains a number of switches affecting the operation of the Heated Vented Seats. This parameter indicates when any one of the switches is active and is persistent as long as the switch is pressed. |
| Left Front Seat Heating/Venting/Cooling Requested Mode | Off / Seat Back Heating / Seat Back and Cushion Heating / Seat Venting/Cooling | This parameter indicates the type of Heated/Vented Seat function being requested, as determined by the BCM tracking various inputs |
| Left Front Seat Heating/Venting/Cooling Requested Level | Off / High / Medium / Low | This parameter indicates the type of Heated/Vented Seat level of intensity being requested as determined by the BCM tracking various inputs |
| Left Front Seat Heating/Venting/Cooling Mode | Off / Seat Back Heating / Seat Back and Cushion Heating / Seat Venting/Cooling | This parameter indicates the type of Heated/Vented Seat function being applied as commanded by the BCM software based on a number of factors |
| Left Front Seat Heating/Venting/Cooling Level | Off / High / Medium / Low | This parameter indicates the type of Heated/Vented Seat level of intensity being applied as commanded by the BCM software based on a number of factors. |
| Right Front Seat Heating/Venting/Cooling Operating Conditions | Remote Vehicle Start / Automatic / Manual / Autostop Request | The functional behavior of heated seats is dependent on its determined operational state. This parameter indicates the defined state which it is operating in. |
| Right Front Seat Heating/Venting/Cooling Switch | Inactive / Active | The Heated/Vented switch assembly contains a number of switches affecting the operation of the Heated Vented Seats. This parameter indicates when any one of the switches is active and is persistent as long as the switch is pressed. |
| Right Front Seat Heating/Venting/Cooling Requested Mode | Off / Seat Back Heating / Seat Back and Cushion Heating / Seat Venting/Cooling | This parameter indicates the type of Heated/Vented Seat function being requested, as determined by the BCM tracking various inputs |
| Right Front Seat Heating/Venting/Cooling Requested Level | Off / High / Medium / Low | This parameter indicates the type of Heated/Vented Seat level of intensity being requested as determined by the BCM tracking various inputs |
| Right Front Seat Heating/Venting/Cooling Mode | Off / Seat Back Heating / Seat Back and Cushion Heating / Seat Venting/Cooling | This parameter indicates the type of Heated/Vented Seat function being applied as commanded by the BCM software based on a number of factors |
| Right Front Seat Heating/Venting/Cooling Level | Off / High / Medium / Low | This parameter indicates the type of Heated/Vented Seat level of intensity being applied as commanded by the BCM software based on a number of factors. |
Front Seat Heating Control Module Scan Tool Output Controls
| Control Functions | Description |
|---|---|
| Operating Conditions: Engine Running | |
| Left Front Seat Heating | This output control is used to command the left front seat heater elements On. |
| Right Front Seat Heating | This output control is used to command the right front seat heater elements On. |
| Left Front Seat Blower Command | This output control is used to command the left front seat blower On. |
| Right Front Seat Blower Command | This output control is used to command the right front seat blower On. |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.