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 SYSTEMSAIR FLOW METER/SENSORSERVICE AND REPAIR
1998 Chevrolet Astro Van 2WD V6-4.3L VIN W
Air Flow Meter/Sensor: Service and Repair
1998 Chevrolet Astro Van 2WD V6-4.3L VIN WSECTION Service and Repair
Description:
Description:
REMOVAL PROCEDURE
1. Disconnect the 3 wire electrical connector.
2. Loosen the clamp on the intake duct.
CAUTION: Handle the MAF sensor carefully. Do not drop the MAF sensor. Do not damage the screen located at the air inlet end of the MAF. Do not touch the sensing elements. Do not allow solvents and lubricants to come in contact with the sensing elements. Use a small amount of GM lubricant P/N 99855406 or the equivalent in order to aid in the installation.
3. Remove the MAF sensor.
INSTALLATION PROCEDURE
1. Install the MAF sensor.
2. Install the inlet ducts.
3. Tighten the clamp
4. Install the MAF sensor electrical connector.
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.