P0507 2016 GMC Sierra Code - Idle Speed High
Quick Answer
The Engine Control Module (ECM) is the control center for the Throttle Actuator Control (TAC) system. Common causes include Dirty Throttle Body, Intake air leak, Throttle Body misadjusted or damaged. 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
- P0507 2016 GMC Sierra indicates Idle Speed High.
- Common causes
- Common causes include Dirty Throttle Body, Intake air leak, Throttle Body misadjusted or damaged.
- 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 P0507 2016 GMC Sierra Description
What are the Possible Causes of the DTC P0507 2016 GMC Sierra?
- Dirty Throttle Body
- Intake air leak
- Throttle Body misadjusted or damaged
- Faulty Electric Throttle Actuator Motor (Located in the Throttle Body Assembly)
- Electric Throttle Actuator Motor harness is open or shorted
- Electric Throttle Actuator Motor circuit poor electrical connection
How to Fix the DTC P0507 2016 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.
Code Tech Notes
The Engine Control Module (ECM) learns the idle position of the throttle plate to ensure the correct idle. Anytime the throttle body is cleaned or replaced, the ECM must learn the new throttle position. The idle may be unstable or a DTC may be set if the throttle position is not learned.
Chevrolet Throttle Body Cleaning and Idle Learning Procedure
User Submitted Video
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0507 2016 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 P0507 2016 GMC Sierra Code
1. What does the OBDII code P0507 mean on a 2016 GMC Sierra?
P0507 indicates that the engine's idle speed is higher than the manufacturer’s specified range.
2. What are the common symptoms of code P0507 in a 2016 GMC Sierra?
Symptoms include a high or fluctuating idle speed, rough idling, poor fuel efficiency, and the Check Engine Light being illuminated.
3. What causes the P0507 code to appear on my 2016 GMC Sierra?
Common causes include a dirty or faulty throttle body, vacuum leaks, a malfunctioning idle air control (IAC) valve, or issues with the PCV (positive crankcase ventilation) system.
4. Can a dirty throttle body trigger code P0507 in a 2016 GMC Sierra?
Yes, carbon buildup in the throttle body can prevent proper airflow control, leading to a high idle and triggering the P0507 code.
5. How can I fix the P0507 code on my 2016 GMC Sierra?
Start by cleaning the throttle body, checking for vacuum leaks, inspecting the idle air control valve, and ensuring the PCV system is functioning properly.
6. Will a vacuum leak cause the P0507 code in a 2016 GMC Sierra?
Yes, a vacuum leak can allow unmetered air into the engine, causing a higher-than-normal idle speed and triggering the P0507 code.
7. Can I drive my 2016 GMC Sierra with the P0507 code?
While the vehicle may still be drivable, driving with this code can lead to poor performance, reduced fuel efficiency, and potential damage to engine components if not addressed.
8. How do I check for vacuum leaks when diagnosing a P0507 code on a 2016 GMC Sierra?
Inspect all vacuum hoses for cracks, disconnections, or damage, and use a smoke test or carb cleaner to identify leaks in hard-to-see areas.
9. What tools are needed to diagnose and fix a P0507 code on a 2016 GMC Sierra?
You may need an OBDII scanner, a throttle body cleaner, basic hand tools, and a smoke machine or carb cleaner to detect vacuum leaks.
10. Can a faulty idle air control (IAC) valve cause the P0507 code on a 2016 GMC Sierra?
Yes, a malfunctioning IAC valve can fail to regulate idle speed properly, resulting in a high idle and triggering the P0507 code.
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