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 DIAGNOSISBODY AND FRAMEBODY CONTROL SYSTEMSBODY CONTROL MODULETESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESSCAN TOOL DATA DEFINITIONSDATARAP TIMER
1998 GMC Envoy 2WD V6-4.3L VIN W
RAP Timer
1998 GMC Envoy 2WD V6-4.3L VIN WSECTION RAP Timer
Data:
Range: 0-1198 seconds
The BCM uses this feature to control the devices that attach to the Retained Accessory Power (RAP) circuit. This feature allows the operation of the following components for 20 minutes after the ignition key is turned to the OFF position and before any door is opened:
^ The radio
^ The sunroof
^ The power windows
^ The overhead console
When any door is opened or after 20 minutes, the BCM opens the ground circuit for the RAP relay. The following components will turn OFF:
^ The radio
^ The sunroof
^ The power windows
^ The overhead console
The number of seconds displayed refers to the amount of time left before the BCM will turn OFF the RAP relay. The BCM uses the data in order to control the power to the RAP circuit.
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.