This code relates to an issue with the camshaft or crankshaft position sensor, and commonly affects Chevrolet and GMC vehicles, but is not limited to just those manufacturers.

RAY: My guess would be the crank angle sensor. On your truck, it's on or around the transmission belt housing, which makes it vulnerable to moisture and splashing water.

Related: The crankshaft position sensor, typically mounted near or on the crankshaft, tells the engine computer how fast the engine is running.

Your vehicle's crankshaft sensor can be, well, cranky. But it's also a key part you can't do without. So what makes one fail? And how do you know if it's bad?

The engine camshaft position sensor plays a vital role in your vehicle's overall performance. Here are six warning signs that yours is failing.

The crankshaft position sensor is the most important of all engine management sensors, and the engine will absolutely not run without it.