P0017 GMC Code - Crankshaft Position - Exhaust Camshaft Position Not Plausible
Quick Answer
The P0017 GMC code indicates that there is a discrepancy between the crankshaft position sensor and the exhaust camshaft position sensor. Common causes include Faulty crankshaft position sensor, Faulty exhaust camshaft position sensor, Timing chain or belt issues. 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
- P0017 GMC indicates Crankshaft Position - Exhaust Camshaft Position Not Plausible.
- Common causes
- Common causes include Faulty crankshaft position sensor, Faulty exhaust camshaft position sensor, Timing chain or belt issues.
- 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 P0017 GMC Description
The P0017 GMC code indicates that there is a discrepancy between the crankshaft position sensor and the exhaust camshaft position sensor. This means that the engine's computer is detecting that the positions of these two critical components are not aligning as they should be. This can lead to issues with the engine's timing, fuel efficiency, and overall performance. The exhaust camshaft position is crucial for the engine's combustion cycle, and any discrepancy with the crankshaft position can result in poor engine performance.
Common Causes of P0017 GMC
- Faulty crankshaft position sensor
- Faulty exhaust camshaft position sensor
- Timing chain or belt issues
- Engine oil sludge buildup
- Incorrectly installed timing components
Symptoms of P0017 GMC
- Rough idling or stalling
- Decreased fuel efficiency
- Engine misfires
- Illuminated check engine light
- Difficulty starting the engine
How to Fix P0017 GMC
- Diagnose the issue by using a scan tool to read the trouble codes and checking the sensors' signals.
- Inspect the timing chain or belt for any wear or damage that could be causing the discrepancy.
- Replace the crankshaft position sensor and exhaust camshaft position sensor if they are found to be faulty.
- Clean out any engine oil sludge that may be affecting the sensors' readings.
- Realign or replace any timing components that are incorrectly installed or damaged.
Cost to Fix P0017 GMC
The typical repair costs for addressing the P0017 GMC code can range from $200 to $600, depending on the extent of the issue and the cost of replacement parts. This estimate includes both parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's recommended to check with local shops for a more accurate estimate.
Tech Notes for P0017 GMC
2004-2011 GMC Envoy
2004-2012 GMC Conyon
GMC Envoy, Canyon Factory Service Bulletin OBDII Code P0017
2007-2012 GMC Acadia
2010-2012 GMC Terrain
GMC Factory Service Bulletin OBDII Code P0017
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Frequently Asked Questions about P0017 GMC Code
1. What are common symptoms of OBDII code P0017 GMC?
Symptoms may include rough idling, engine stalling, poor acceleration, and illuminated Check Engine Light.
2. What does the OBDII code P0017 GMC indicate?
The code P0017 indicates that there is a discrepancy between the crankshaft position and the exhaust camshaft position.
3. What are some possible causes of code P0017 GMC?
Possible causes include a faulty camshaft position sensor, a malfunctioning crankshaft position sensor, timing chain issues, or a problem with the camshaft phaser.
4. How can I diagnose the cause of OBDII code P0017 GMC?
Diagnosis typically involves checking the camshaft and crankshaft sensors, inspecting the timing chain for wear or slack, and testing the camshaft phaser for proper functionality.
5. Can I continue driving with OBDII code P0017 GMC?
It is not recommended to drive with this code as it can lead to further engine damage or poor performance. It's best to address the issue promptly.
6. How can I repair OBDII code P0017 GMC?
Repair may involve replacing faulty sensors, repairing or replacing the timing chain, or addressing issues with the camshaft phaser. It's recommended to consult a professional mechanic for accurate diagnosis and repair.
7. Are there any preventive maintenance tips to avoid OBDII code P0017 GMC?
Regular maintenance, such as timely oil changes and inspections, can help prevent issues that may trigger this code. Additionally, addressing any unusual engine noises promptly can help prevent more severe problems.
8. Is OBDII code P0017 GMC a common issue in GMC vehicles?
While not extremely common, this code can occur in GMC vehicles, particularly in models with variable valve timing systems.
9. Can a DIY enthusiast fix OBDII code P0017 GMC?
Depending on the DIYer's skill level and access to tools, some aspects of diagnosing and repairing this code may be possible. However, due to the complexity of the issue, it's often best to seek professional help.
10. How much does it cost to repair OBDII code P0017 GMC?
The cost of repair can vary significantly based on the specific cause of the code and the labor rates in your area. It's advisable to obtain quotes from different mechanics to compare prices.
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