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 MANUALSCHEVROLET2008HHR L4-2.2LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTFUEL DELIVERY AND AIR INDUCTIONAIR FLOW METER/SENSORSERVICE AND REPAIR
2008 Chevrolet HHR L4-2.2L
Air Flow Meter/Sensor: Service and Repair
2008 Chevrolet HHR L4-2.2LSECTION Service and Repair
Mass Airflow Sensor Replacement
Removal Procedure
1. Remove the air cleaner assembly. Refer toAir Cleaner Assembly Replacement (Service and Repair) .
2. Remove the MAF sensor screws.
3. Remove the MAF sensor.
Installation Procedure
1. Install the MAF sensor.
Notice: Refer to Fastener Notice (Fastener Notice) .
2. Install the MAF sensor screws.
Tighten the screws to 10 N.m (89 lb in).
3. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement (Service and Repair) .
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.