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 MANUALSCHEVROLET1998ASTRO VAN 2WD V6-4.3L VIN WREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSOIL PRESSURE SENSORSERVICE AND REPAIR
1998 Chevrolet Astro Van 2WD V6-4.3L VIN W
Oil Pressure Sensor: Service and Repair
1998 Chevrolet Astro Van 2WD V6-4.3L VIN WSECTION Service and Repair
REMOVAL PROCEDURE
TOOLS REQUIRED
J25254-1OA Oil Pressure Sender Socket
IMPORTANT: Note the orientation of the oil pressure sensor fitting prior to removal.
1. Remove the oil pressure sensor from the fitting.
2. Remove the oil pressure sensor fitting from the block.
INSTALLATION PROCEDURE
IMPORTANT:
^ Increase the torque until the fitting is properly aligned for the installation of the sensor.
^ Do not rotate the fitting more than 3590 after the minimum torque has been met
^ Under no circumstances should the fitting be loosened in order to obtain rotational orientation.
1. Install the oil pressure sensor fitting to the block.
Tighten
Tighten the fitting to 15 N-m (11 lb ft).
TOOLS REQUIRED
J25254-1OA Oil Pressure Sender Socket
IMPORTANT: Note the orientation of the oil pressure sensor fitting prior to removal.
1. Remove the oil pressure sensor from the fitting.
2. Remove the oil pressure sensor fitting from the block.
INSTALLATION PROCEDURE
IMPORTANT:
^ Increase the torque until the fitting is properly aligned for the installation of the sensor.
^ Do not rotate the fitting more than 3590 after the minimum torque has been met
^ Under no circumstances should the fitting be loosened in order to obtain rotational orientation.
1. Install the oil pressure sensor fitting to the block.
Tighten
Tighten the fitting to 15 N-m (11 lb ft).
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.