P0336 2017 GMC Sierra Code - Crankshaft Position Sensor Performance
Quick Answer
The P0336 diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates an issue with the Crankshaft Position Sensor's performance. Common causes include Faulty crankshaft position sensor, Wiring or connector issues, Sensor alignment or mounting problems. 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
- P0336 2017 GMC Sierra indicates Crankshaft Position Sensor Performance.
- Common causes
- Common causes include Faulty crankshaft position sensor, Wiring or connector issues, Sensor alignment or mounting problems.
- 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 P0336 2017 GMC Sierra Description
The P0336 diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates an issue with the Crankshaft Position Sensor's performance. The crankshaft position sensor is responsible for monitoring the rotational speed and position of the crankshaft in the engine. This information is crucial for the engine control module (ECM) to accurately determine ignition timing and fuel injection timing. When the sensor fails to perform as expected, it can lead to various performance issues and potentially cause the engine to stall or misfire.
Common Causes of P0336 2017 GMC Sierra
- Faulty crankshaft position sensor
- Wiring or connector issues
- Sensor alignment or mounting problems
- Engine timing chain or belt issues
- ECM malfunction
Symptoms of P0336 2017 GMC Sierra
- Engine misfires or rough idling
- Difficulty starting the engine
- Loss of power or acceleration
- Engine stalling while driving
- Illumination of the check engine light
How to Fix P0336 2017 GMC Sierra
- Diagnose the issue by using a scan tool to check for the specific code and sensor performance.
- Inspect the wiring and connectors for any damage or corrosion, and repair as necessary.
- Replace the crankshaft position sensor if it is found to be faulty.
- Check and adjust the sensor alignment or mounting if needed.
- Clear the code and test drive the vehicle to ensure the issue is resolved.
Cost to Fix P0336 2017 GMC Sierra
The typical repair costs for addressing a P0336 code on a 2017 GMC Sierra can range from $150 to $300. This estimate includes the cost of a new crankshaft position sensor, labor charges for diagnosis and repair, and any additional parts or materials needed. However, it is important to note that actual costs may vary depending on the location, specific vehicle make and model, and the labor rates of the auto repair shop. It is recommended to obtain quotes from multiple shops to compare prices and ensure a fair deal.
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Frequently Asked Questions about P0336 2017 GMC Sierra Code
What does the OBDII code P0336 mean on a 2017 GMC Sierra?
The P0336 code indicates a problem with the crankshaft position sensor circuit, specifically a performance or range issue in the signal sent to the engine control module (ECM).
What are the symptoms of code P0336 in a 2017 GMC Sierra?
Common symptoms include difficulty starting the engine, rough idling, engine stalling, reduced power, poor fuel efficiency, and possible illumination of the check engine light.
What causes the P0336 code to appear on a 2017 GMC Sierra?
Possible causes include a faulty crankshaft position sensor, damaged or corroded wiring, a misaligned reluctor ring, or issues with the ECM.
Can I drive my 2017 GMC Sierra with the P0336 code?
Driving with a P0336 code is not recommended, as it can lead to engine stalling or reduced performance, potentially creating unsafe driving conditions.
How do you diagnose the P0336 code on a 2017 GMC Sierra?
A mechanic will use a scan tool to confirm the code, inspect the crankshaft position sensor and its wiring, check the reluctor ring for damage or misalignment, and verify the ECM’s functionality.
How do you fix the P0336 code on a 2017 GMC Sierra?
Repairs may include replacing the crankshaft position sensor, repairing or replacing damaged wiring, realigning or replacing the reluctor ring, or reprogramming or replacing the ECM if necessary.
What tools are needed to repair the P0336 code on a 2017 GMC Sierra?
Common tools include a diagnostic scan tool, a multimeter for testing electrical circuits, and basic hand tools for sensor replacement.
How much does it cost to fix the P0336 code on a 2017 GMC Sierra?
Repair costs can vary but typically range from $100 to $300, depending on whether the crankshaft sensor, wiring, or reluctor ring needs replacement.
Can a bad battery cause the P0336 code on a 2017 GMC Sierra?
Yes, a weak or failing battery can cause voltage issues that may disrupt the crankshaft sensor's performance, potentially triggering the P0336 code.
How can I prevent the P0336 code in the future on my 2017 GMC Sierra?
Regular maintenance, including inspecting and cleaning electrical connections, ensuring proper alignment of the reluctor ring, and addressing engine issues promptly, can help prevent the P0336 code from recurring.
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