P117A 2015 GMC Sierra Code - Engine Block Coolant Valve Signal Message Counter Incorrect
Quick Answer
The P117A diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates that the Engine Block Coolant Valve Signal Message Counter is Incorrect. Common causes include Faulty engine block coolant valve, Electrical issues in the coolant valve circuit, Malfunctioning engine control module (ECM). 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
- P117A 2015 GMC Sierra indicates Engine Block Coolant Valve Signal Message Counter Incorrect.
- Common causes
- Common causes include Faulty engine block coolant valve, Electrical issues in the coolant valve circuit, Malfunctioning engine control module (ECM).
- 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 P117A 2015 GMC Sierra Description
The P117A diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates that the Engine Block Coolant Valve Signal Message Counter is Incorrect. This code is typically associated with a malfunction in the engine block coolant valve, which is responsible for regulating the flow of coolant to maintain optimal engine temperature. The signal message counter being incorrect suggests that there is a discrepancy in the communication between the engine control module (ECM) and the coolant valve, potentially leading to improper coolant flow and temperature regulation.
Common Causes of P117A 2015 GMC Sierra
- Faulty engine block coolant valve
- Electrical issues in the coolant valve circuit
- Malfunctioning engine control module (ECM)
- Sensor malfunction or incorrect readings
- Wiring issues or poor connections
Symptoms of P117A 2015 GMC Sierra
- Engine overheating
- Fluctuating engine temperature gauge
- Reduced fuel efficiency
- Engine misfires or rough idling
- Check Engine Light illuminated
How to Fix P117A 2015 GMC Sierra
- Begin by diagnosing the specific cause of the P117A code using a diagnostic scanner to pinpoint the issue.
- Inspect the engine block coolant valve and associated wiring for any visible damage or signs of malfunction.
- Test the coolant valve for proper operation and replace it if necessary.
- Check the ECM and related sensors for faults, replacing or repairing as needed.
- Clear the DTC and reset the ECM to ensure the code does not reappear.
Cost to Fix P117A 2015 GMC Sierra
The cost of repairing a P117A code on a 2015 GMC Sierra can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay anywhere from $200 to $500 for parts and labor. Keep in mind that diagnostic time and labor rates can vary, so it's recommended to get quotes from local auto repair shops for a more accurate estimate.
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