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Home >> GMC >> 2011 >> Savana 1500 RWD V6-4.3L >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Crankshaft Position Sensor >> Service and Repair
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Crankshaft Position Sensor: Service and Repair




Crankshaft Position Sensor Replacement

Removal Procedure




1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
2. Disconnect the engine wiring harness electrical connector (4) from the crankshaft position (CKP) sensor (3).




3. Remove the CKP sensor bolt and sensor.

Installation Procedure

Note: When installing the CKP sensor, make sure the sensor is fully seated before tightening the bolt. A poorly seated CKP sensor may perform erratically and may set false diagnostic trouble codes (DTCs).





Note: Do not reuse the original O-ring seal.

1. If reinstalling the old CKP sensor, install a NEW O-ring seal onto the sensor.
2. Lubricate the O-ring seal with clean engine oil.

Caution: Refer to Fastener Caution (Fastener Caution).

3. Install the CKP sensor and bolt to tighten to 10 Nm (89 lb in).




4. Connect the engine wiring harness electrical connector (4) to the CKP sensor (3).
5. Lower the vehicle.
6. Perform the crankshaft position system variation learn procedure. Refer to Control Module References (Programming and Relearning).

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