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 MANUALSCHEVROLET2009MALIBU V6-3.6LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSCRANKSHAFT POSITION SENSORSERVICE AND REPAIR
2009 Chevrolet Malibu V6-3.6L
Crankshaft Position Sensor: Service and Repair
2009 Chevrolet Malibu V6-3.6LSECTION Service and Repair
Crankshaft Position Sensor Replacement
Removal Procedure
1. Remove the exhaust manifold lower heat shield. Refer to Exhaust Manifold Lower Heat Shield Replacement (LY7) (Exhaust Manifold Lower Heat Shield Replacement).
2. Disconnect the engine wiring harness electrical connector (2) from the crankshaft position (CKP) sensor.
3. Remove the crankshaft sensor bolt.
4. Remove the crankshaft sensor.
Installation Procedure
1. Install the crankshaft position sensor.
Caution: Refer to Fastener Caution (Fastener Caution).
2. Install the crankshaft position sensor bolt and tighten to 10 Nm (89 lb in).
3. Connect the engine wiring harness electrical connector (2) to the CKP sensor.
4. Install the exhaust manifold lower heat shield. Refer to Exhaust Manifold Lower Heat Shield Replacement (LY7) (Exhaust Manifold Lower Heat Shield Replacement).
5. Perform the Crankshaft Position System Variation Learn procedure. Refer to Crankshaft Position System Variation Learn (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.