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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET1998ASTRO VAN 2WD V6-4.3L VIN WREPAIR AND DIAGNOSISBODY AND FRAMELOCKSKEYLESS ENTRYKEYLESS ENTRY RECEIVERDESCRIPTION AND OPERATIONLIFTGATE UNLOCK/RELEASE
1998 Chevrolet Astro Van 2WD V6-4.3L VIN W
Liftgate Unlock/Release
1998 Chevrolet Astro Van 2WD V6-4.3L VIN WSECTION Liftgate Unlock/Release
UNLOCK
When the Rear Window Release button is pressed on the Transmitter and the Remote Control Door Lock Receiver receives a valid Vehicle Access Code (VAC), the Remote Control Door Lock Receiver supplies voltage at cavity C to the Rear Door Lock Motor. Ground for the Rear Door Lock motor is supplied through the normally closed contacts of the LOCK Switch, inside the Door Lock Relay. This completes the circuit and unlocks the rear door lock motor It is important to note that this feature and due to safety reasons only unlocks the liftgate motor and does not pop it open.
RELEASE
Once the rear door lock motor is in the UNLOCK position, the liftgate can be opened by pressing the liftgate release switch and pulling the liftgate handle. It is important to note that only once the liftgate motor has been unlocked, only then the liftgate release switch will function.
When the Rear Window Release button is pressed on the Transmitter and the Remote Control Door Lock Receiver receives a valid Vehicle Access Code (VAC), the Remote Control Door Lock Receiver supplies voltage at cavity C to the Rear Door Lock Motor. Ground for the Rear Door Lock motor is supplied through the normally closed contacts of the LOCK Switch, inside the Door Lock Relay. This completes the circuit and unlocks the rear door lock motor It is important to note that this feature and due to safety reasons only unlocks the liftgate motor and does not pop it open.
RELEASE
Once the rear door lock motor is in the UNLOCK position, the liftgate can be opened by pressing the liftgate release switch and pulling the liftgate handle. It is important to note that only once the liftgate motor has been unlocked, only then the liftgate release switch will function.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.