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 MANUALSCHEVROLET2000K TAHOE 4WD V8-5.7L VIN RREPAIR AND DIAGNOSISBODY AND FRAMEBODY CONTROL SYSTEMSBODY CONTROL MODULEDESCRIPTION AND OPERATIONWAKE-UP STATE
2000 Chevrolet K Tahoe 4WD V8-5.7L VIN R
Wake-Up State
2000 Chevrolet K Tahoe 4WD V8-5.7L VIN RSECTION Wake-Up State
Wake-Up signals that will turn the BCM on and cause it to begin active control and/or monitoring certain devices. The BCM wake-ups are:
Door ajar switches
Door handle switches
Dome lamp
Park lamps
Power door lock switches
Interior lamp request active
Ignition key put into the ignition switch
Ignition key removed from the ignition switch
Ignition in the run position
Key in door lock switch
Liftgate release switch
Liftgate jamb switch
Remote control door lock transmitter request to the BCM
Door ajar switches
Door handle switches
Dome lamp
Park lamps
Power door lock switches
Interior lamp request active
Ignition key put into the ignition switch
Ignition key removed from the ignition switch
Ignition in the run position
Key in door lock switch
Liftgate release switch
Liftgate jamb switch
Remote control door lock transmitter request to the BCM
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.