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 SYSTEMSRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSBODY CONTROL MODULEDESCRIPTION AND OPERATIONBODY CONTROL SYSTEM CIRCUIT DESCRIPTIONINTERIOR ILLUMINATION
1998 GMC Envoy 2WD V6-4.3L VIN W
Interior Illumination
1998 GMC Envoy 2WD V6-4.3L VIN WSECTION Interior Illumination
The interior lights will illuminate continuously if the following occurs:
^ The interior light defeat button is OFF and any door or the lift glass is opened.
^ The dimmer switch is rotated to the ON position for interior illumination.
^ The interior light defeat button is OFF and any door or the lift glass is opened.
^ The dimmer switch is rotated to the ON position for interior illumination.
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.