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 MANUALSBUICK1985CENTURY V6-231 3.8LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSSENSORS AND SWITCHES - COMPUTERS AND CONTROL SYSTEMSAIR FLOW METER/SENSORSERVICE AND REPAIR
1985 Buick Century V6-231 3.8L
Air Flow Meter/Sensor: Service and Repair
1985 Buick Century V6-231 3.8LSECTION Service and Repair
Fig. 343 MAF sensor removal. V6-181 (3.0L), V6-231 (3.8L) Non-Turbo & 1986-87 V6-231 (3.8L) Turbo:
Fig. 344 MAF sensor removal. 1984-85 V6-231 (3.8L) Turbo:
V6-181 (3.0L) & V6-231 (3.8L) All
To replace MAF sensor on all except 1984-85 turbocharged models, refer to Fig. 343. To replace MAF sensor on 1984-85 turbocharged models, refer to Fig. 344.
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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.