AutoCodes – GMC – B0560 2018 GMC Sierra

B0560 2018 GMC Sierra Code - Engine RPM Input Circuit Signal Invalid

Quick Answer

The Audio Amplifier receives a discrete pulse-width modulated engine speed signal from the Engine Control Module. Common causes include Faulty Audio Amplifier, Audio Amplifier harness is open or shorted, Audio Amplifier 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: B0560 2018 GMC Sierra indicates Engine RPM Input Circuit Signal Invalid.
Common causes: Common causes include Faulty Audio Amplifier, Audio Amplifier harness is open or shorted, Audio Amplifier 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.

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Code Popularity 246

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 16, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B0560 2018 GMC Sierra Description

The Audio Amplifier receives a discrete pulse-width modulated engine speed signal from the Engine Control Module. The Audio Amplifier uses the engine RPM signal for operating active noise cancellation. The Diagnostic Trouble Code (DTC) will be set when the discrete engine speed signal to the Audio Amplifier indicates the engine speed is less than 300 RPM or greater than 9000 RPM.

OBDII Code B0560 2018 GMC Sierra - Engine RPM Input Circuit Signal Invalid - AutoCodes.com — B0560 2018 GMC Sierra Code - Engine RPM Input Circuit Signal Invalid

What does this mean?

What are the Possible Causes of the DTC B0560 2018 GMC Sierra?

Faulty Audio Amplifier
Audio Amplifier harness is open or shorted
Audio Amplifier circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC B0560 2018 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 B0560 2018 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.

Need more information about the B0560 2018 GMC Sierra code?

Need more information on how to fix the B0560 2018 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B0560 2018 GMC Sierra Code

1. What are the common symptoms of OBDII code B0560 (Engine RPM Input Circuit Signal Invalid) in a 2018 GMC Sierra?

- Common symptoms include engine misfire, rough idle, stalling, and illuminated Check Engine light.

2. What are the possible causes of OBDII code B0560 in a 2018 GMC Sierra?

- The code can be triggered by issues with the engine RPM sensor, wiring problems, or a faulty Engine Control Module (ECM).

3. How can I diagnose OBDII code B0560 in my 2018 GMC Sierra?

- Diagnosis typically involves using a scan tool to retrieve the code, checking the RPM sensor and related wiring for faults, and testing the ECM for proper functioning.

4. Can a bad battery or alternator cause OBDII code B0560 in a 2018 GMC Sierra?

- Yes, a weak battery or faulty alternator can sometimes cause voltage fluctuations that may lead to the triggering of this code.

5. What are some repair tips for resolving OBDII code B0560 in a 2018 GMC Sierra?

- Repair tips include checking and repairing any damaged wiring, replacing a faulty RPM sensor, or reprogramming the ECM if necessary.

6. Is it safe to continue driving my 2018 GMC Sierra with OBDII code B0560?

- It is not recommended to drive the vehicle with this code present, as it can lead to potential engine performance issues and further damage if left unresolved.

7. How much does it typically cost to repair OBDII code B0560 in a 2018 GMC Sierra?

- The cost of repair can vary depending on the specific issue causing the code, but it may range from a few hundred to over a thousand dollars, including parts and labor.

8. Can I reset OBDII code B0560 in my 2018 GMC Sierra by disconnecting the battery?

- While disconnecting the battery may clear the code temporarily, it is not a recommended fix as the underlying issue causing the code will still need to be addressed.

9. Will OBDII code B0560 cause my 2018 GMC Sierra to fail an emissions test?

- Yes, this code can cause a vehicle to fail an emissions test due to potential engine performance issues related to the RPM input circuit signal.

10. How long does it typically take to repair OBDII code B0560 in a 2018 GMC Sierra?

- The repair time can vary depending on the complexity of the issue, but it may take a few hours to a full day to diagnose and fix the problem causing the code.