Circuit/System Testing

WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

Ignition OFF, inspect the CKP sensor for looseness and correct installation.
- If the sensor is loose, inspect the sensor and the O-ring for damage, replace as necessary.
Inspect the engine for the following conditions:
- Engine oil for debris
- Crankshaft reluctor wheel for damage
- The timing chain, tensioner, and sprockets for wear or damage
- If debris is found in the engine oil, inspect the internal engine components to determine the cause. Repair or replace any worn or damage components. Refer to Camshaft Timing Chain and Sprocket Cleaning and Inspection and Crankshaft and Bearing Cleaning and Inspection .