P0335 2017 GMC Sierra Code - Crankshaft Position Sensor Circuit
Quick Answer
The P0335 diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates a problem with the crankshaft position sensor circuit. Common causes include Faulty crankshaft position sensor, Damaged or corroded wiring in the sensor circuit, Loose connections in the sensor circuit. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0335 2017 GMC Sierra indicates Crankshaft Position Sensor Circuit.
- Common causes
- Common causes include Faulty crankshaft position sensor, Damaged or corroded wiring in the sensor circuit, Loose connections in the sensor circuit.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P0335 2017 GMC Sierra Description
The P0335 diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates a problem with the crankshaft position sensor circuit. The crankshaft position sensor is a vital component in the engine management system, as it monitors the position and speed of the crankshaft. This information is crucial for the engine control module (ECM) to determine the ignition timing and fuel injection timing.
Common Causes of P0335 2017 GMC Sierra
- Faulty crankshaft position sensor
- Damaged or corroded wiring in the sensor circuit
- Loose connections in the sensor circuit
- Issues with the ECM
- Timing chain or belt issues affecting sensor readings
Symptoms of P0335 2017 GMC Sierra
- Rough idling
- Stalling
- Difficulty starting the engine
- Poor acceleration
- Engine misfires
How to Fix P0335 2017 GMC Sierra
- Diagnose the issue by using a scan tool to verify the P0335 code and perform a visual inspection of the sensor and its wiring.
- Replace the crankshaft position sensor if it is found to be faulty. The sensor is typically located near the crankshaft pulley or flywheel.
- Check and repair any damaged or corroded wiring in the sensor circuit.
- Ensure all connections in the sensor circuit are secure and free of debris.
- Clear the DTC and test drive the vehicle to confirm that the issue has been resolved.
Cost to Fix P0335 2017 GMC Sierra
The cost of repairing a P0335 code on a 2017 GMC Sierra can vary depending on the specific cause of the issue. On average, the cost of replacing a crankshaft position sensor ranges from $100 to $250, including parts and labor. Additional costs may apply if there are wiring or ECM issues that need to be addressed. It's important to note that labor rates at auto repair shops can vary, so it's recommended to check with local shops for a more accurate estimate.
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