P0336 2015 GMC Sierra Code - Crankshaft Position Sensor Performance
Quick Answer
The crankshaft position sensor is an internally magnetic biased digital output integrated circuit sensing device. Common causes include Faulty Crankshaft Position Sensor, Crankshaft Position Sensor harness is open or shorted, Crankshaft Position Sensor circuit poor electrical connection. 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 2015 GMC Sierra indicates Crankshaft Position Sensor Performance.
- Common causes
- Common causes include Faulty Crankshaft Position Sensor, Crankshaft Position Sensor harness is open or shorted, Crankshaft Position Sensor circuit poor electrical connection.
- 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.
Code P0336 2015 GMC Sierra Description
The ECM also has a dedicated replicated crankshaft position sensor signal output circuit that may be used as an input signal to other modules for monitoring engine RPM.
The Diagnostic Trouble Code (DTC) will be set when the Crankshaft Position Sensor signal is not detected by the ECM during the first few seconds of engine cranking.
What are the Possible Causes of the DTC P0336 2015 GMC Sierra?
- Faulty Crankshaft Position Sensor
- Crankshaft Position Sensor harness is open or shorted
- Crankshaft Position Sensor circuit poor electrical connection
- Faulty Engine Control Module (ECM)
- Signal plate may be damaged
- Dead or weak battery
How to Fix the DTC P0336 2015 GMC Sierra?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0336 2015 GMC Sierra code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P0336 2015 GMC Sierra Code
1. What does the OBDII code P0336 mean for a 2015 GMC Sierra?
P0336 indicates an issue with the crankshaft position sensor's performance or circuit, which affects the engine's timing and operation.
2. What are the symptoms of code P0336 in a 2015 GMC Sierra?
Common symptoms include difficulty starting the engine, stalling, rough idling, reduced fuel efficiency, and illumination of the check engine light.
3. What causes the P0336 code on a 2015 GMC Sierra?
Possible causes include a faulty crankshaft position sensor, damaged wiring or connectors, misaligned or damaged reluctor ring, or an issue with the engine's timing.
4. Can I drive my 2015 GMC Sierra with a P0336 code?
Driving with this code is not recommended, as it can lead to engine misfires, stalling, or further damage to critical engine components.
5. How do you fix the P0336 code on a 2015 GMC Sierra?
Repairs may include replacing the crankshaft position sensor, repairing or replacing damaged wiring, realigning the reluctor ring, or diagnosing deeper engine timing issues.
6. How much does it cost to fix a P0336 code on a 2015 GMC Sierra?
The repair cost varies but typically ranges from $150 to $300, depending on whether the sensor or related components need replacement.
7. How can I diagnose the P0336 code on a 2015 GMC Sierra?
Use an OBDII scanner to confirm the code, visually inspect the crankshaft position sensor and wiring, and check the reluctor ring for damage or misalignment.
8. What happens if you ignore the P0336 code on a 2015 GMC Sierra?
Ignoring the code can result in worsening engine performance, stalling, misfires, and potential damage to the engine or drivetrain components.
9. Can a bad crankshaft position sensor trigger code P0336?
Yes, a malfunctioning crankshaft position sensor is a common cause of the P0336 code.
10. Does a P0336 code on a 2015 GMC Sierra affect fuel economy?
Yes, a P0336 code can lead to reduced fuel efficiency due to improper engine timing and misfires.
Discuss the causes and fixes for P0336 2015 GMC Sierra OBDII Code
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