AutoCodes – Chevrolet – P16AE 2017 Chevrolet Silverado

P16AE 2017 Chevrolet Silverado Code - Glow Plug Control Module Temperature Sensor Circuit High Voltage

Quick Answer

The Glow Plug Control Module (GPCM) has the ability to perform internal diagnostics for the temperature sensor circuit. Common causes include Faulty Glow Plug Control Module (GPCM), Glow Plug Control Module harness is open or shorted, Glow Plug Control Module 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
P16AE 2017 Chevrolet Silverado indicates Glow Plug Control Module Temperature Sensor Circuit High Voltage.
Common causes
Common causes include Faulty Glow Plug Control Module (GPCM), Glow Plug Control Module harness is open or shorted, Glow Plug Control Module 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 235
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 01, 2022
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Code P16AE 2017 Chevrolet Silverado Description

The Glow Plug Control Module (GPCM) has the ability to perform internal diagnostics for the temperature sensor circuit. The GPCM monitors the internal temperature sensor voltage and if the voltage is less than 0.21 V or greater than 4.94 V. The GPCM will send a message to the Engine Control Module (ECM) to set the appropriate Diagnostic Trouble Code (DTC). A DTC is detected when one of the GPCM temperature sensors voltage falls outside the calibrated threshold for greater than 1.3 s.
OBDII Code P16AE 2017 Chevrolet Silverado - Glow Plug Control Module Temperature Sensor Circuit High Voltage - AutoCodes.com
P16AE 2017 Chevrolet Silverado Code - Glow Plug Control Module Temperature Sensor Circuit High Voltage

What are the Possible Causes of the DTC P16AE 2017 Chevrolet Silverado?

  • Faulty Glow Plug Control Module (GPCM)
  • Glow Plug Control Module harness is open or shorted
  • Glow Plug Control Module circuit poor electrical connection

How to Fix the DTC P16AE 2017 Chevrolet Silverado?

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 P16AE 2017 Chevrolet Silverado 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 P16AE 2017 Chevrolet Silverado code?

Need more information on how to fix the P16AE 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P16AE 2017 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 P16AE 2017 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P16AE in a 2017 Chevrolet Silverado?

The common symptoms include engine misfires, reduced fuel efficiency, and the illumination of the Check Engine light.

2. What does the OBDII code P16AE indicate in a 2017 Chevrolet Silverado?

The code P16AE indicates a high voltage condition in the Glow Plug Control Module Temperature Sensor circuit.

3. What are the possible causes of OBDII code P16AE in a 2017 Chevrolet Silverado?

Possible causes include a faulty glow plug control module, a malfunctioning temperature sensor, damaged wiring or connectors, or a software issue.

4. How can I diagnose the OBDII code P16AE in my 2017 Chevrolet Silverado?

Diagnosis involves using an OBDII scanner to retrieve the specific fault code, inspecting the glow plug control module and temperature sensor, and checking the wiring for any damage or loose connections.

5. Can I continue driving my 2017 Chevrolet Silverado with OBDII code P16AE?

It is not recommended to continue driving the vehicle with this code present, as it can lead to further engine damage or performance issues.

6. How do I repair OBDII code P16AE in my 2017 Chevrolet Silverado?

Repair steps may include replacing the glow plug control module, replacing the temperature sensor, repairing or replacing damaged wiring, and clearing the fault code with an OBDII scanner.

7. Is it possible to reset the OBDII code P16AE in a 2017 Chevrolet Silverado without fixing the underlying issue?

While you can clear the fault code with an OBDII scanner, it is essential to address the root cause of the problem to prevent the code from reoccurring.

8. Are there any DIY tips for fixing OBDII code P16AE in a 2017 Chevrolet Silverado?

DIY tips may include checking and cleaning electrical connectors, ensuring proper grounding, and following manufacturer's repair procedures outlined in the service manual.

9. How much does it typically cost to repair OBDII code P16AE in a 2017 Chevrolet Silverado?

The cost of repair can vary depending on the exact cause of the issue, parts needed, and labor rates. It is advisable to consult a professional mechanic for an accurate estimate.

10. Can extreme weather conditions affect the occurrence of OBDII code P16AE in a 2017 Chevrolet Silverado?

Extreme temperatures can potentially impact the glow plug control module and temperature sensor, leading to issues that trigger the P16AE fault code.

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