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 MANUALSGMC1998ENVOY 2WD V6-4.3L VIN WREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSBODY CONTROL MODULETESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESSCAN TOOL DATA DEFINITIONSOUTPUTSDRIVER DOOR UNLOCK RELAY
1998 GMC Envoy 2WD V6-4.3L VIN W
Driver Door Unlock Relay
1998 GMC Envoy 2WD V6-4.3L VIN WSECTION Driver Door Unlock Relay
Outputs:
Range: ON/ OFF
The driver door unlock relay output refers to the commanded state of the driver door unlock relay coil
ON displays when the BCM commands the driver door unlock relay coil to turn ON.
ON momentarily displays when you press the RFA transmitter unlock button or an input from the power door unlock switches. This causes the BCM to unlock the driver door.
OFF displays when the BCM does not command the driver door unlock relay coil to turn ON and the driver door unlock relay does not energize.
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.