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.
Camshaft Position Sensor: Service and Repair
2007 Chevrolet HHR L4-2.2LSECTION Service and Repair
Camshaft Position Sensor Replacement - Intake
Removal Procedure
1. Remove the air cleaner assembly.
2. Disconnect the engine wiring harness electrical connector (1) from the intake camshaft position (CMP) sensor.
3. Remove the CMP sensor bolt.
4. Remove the CMP sensor.
Installation Procedure
Important: Inspect the CMP sensor for damage, replace as necessary.
1. Lubricate the CMP sensor O-ring seal with clean engine oil.
2. Install the CMP sensor.
Notice: Refer to Fastener Notice.
3. Install the CMP sensor bolt.
Tighten the bolt to 10 N.m (89 lb in).
4. Connect the engine wiring harness electrical connector (1) to the intake CMP sensor.
5. Install the air cleaner assembly.
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.