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 MANUALSCHEVROLET2007SILVERADO 1500 2WD V6-4.3LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSCAMSHAFT POSITION SENSORSERVICE AND REPAIR
2007 Chevrolet Silverado 1500 2WD V6-4.3L
Camshaft Position Sensor: Service and Repair
2007 Chevrolet Silverado 1500 2WD V6-4.3LSECTION Service and Repair
Camshaft Position Sensor Replacement
Removal Procedure
1. Disconnect the engine wiring harness electrical connector (7) from the camshaft position (CMP) sensor wiring harness jumper.
2. Remove the water pump.
3. Remove the CMP sensor bolt.
4. Remove the CMP sensor and wiring harness jumper from the engine front cover.
5. Disconnect the CMP sensor wiring harness jumper from the CMP sensor.
6. Remove the CMP sensor from the wiring harness jumper.
Installation Procedure
Important: Do not reuse the original O-ring seal.
1. If reinstalling the old CMP sensor, install a NEW O-ring seal onto the sensor.
2. Install the CMP sensor to the wiring harness jumper.
3. Connect the CMP sensor wiring harness jumper to the CMP sensor.
4. Lubricate the O-ring seal with clean engine oil.
5. Install the CMP sensor and wiring harness jumper to the engine front cover.
Notice: Refer to Fastener Notice.
6. Install the CMP sensor bolt.
Tighten the bolt to 10 N.m (89 lb in).
7. Install the water pump.
8. Connect the engine wiring harness electrical connector (7) to the CMP sensor wiring harness jumper.
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.