AutoCodes – Chevrolet – P101E 2015 Chevrolet Silverado

P101E 2015 Chevrolet Silverado Code - Glow Plug Control Module Temperature Sensor 3 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
P101E 2015 Chevrolet Silverado indicates Glow Plug Control Module Temperature Sensor 3 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 247
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 P101E 2015 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 P101E 2015 Chevrolet Silverado - Glow Plug Control Module Temperature Sensor 3 Circuit High Voltage - AutoCodes.com
P101E 2015 Chevrolet Silverado Code - Glow Plug Control Module Temperature Sensor 3 Circuit High Voltage

What are the Possible Causes of the DTC P101E 2015 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 P101E 2015 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 P101E 2015 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 P101E 2015 Chevrolet Silverado code?

Need more information on how to fix the P101E 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P101E 2015 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 P101E 2015 Chevrolet Silverado Code

1. What does OBDII code P101E mean on a 2015 Chevrolet Silverado?

Code P101E indicates a high voltage issue in the Glow Plug Control Module Temperature Sensor 3 Circuit, which monitors the temperature of the glow plug system.

2. What are the common symptoms of code P101E on a 2015 Chevrolet Silverado?

Symptoms include the check engine light turning on, poor cold-start performance, reduced engine power, and potential glow plug system failure.

3. What causes the P101E code to appear on a 2015 Chevrolet Silverado?

Common causes include a faulty Glow Plug Control Module Temperature Sensor, damaged wiring or connectors, corrosion in the circuit, or a malfunctioning glow plug control module.

4. Can I still drive my 2015 Chevrolet Silverado with a P101E code?

While the vehicle may still be drivable, ignoring the code can lead to starting issues in cold weather or further damage to the glow plug system.

5. How is code P101E diagnosed on a 2015 Chevrolet Silverado?

A technician will use a scan tool to confirm the code, inspect the wiring and connectors for damage, test the temperature sensor for proper operation, and check for voltage irregularities in the circuit.

6. How do I fix the P101E code on my 2015 Chevrolet Silverado?

Repairs may involve replacing the faulty Glow Plug Control Module Temperature Sensor, repairing damaged wiring or connectors, cleaning corroded terminals, or replacing the glow plug control module if necessary.

7. How much does it cost to repair a P101E code on a 2015 Chevrolet Silverado?

The cost can vary, but replacing a Glow Plug Control Module Temperature Sensor typically ranges from $150 to $300, including parts and labor.

8. Can a bad battery cause the P101E code on a 2015 Chevrolet Silverado?

Yes, a weak or failing battery can cause voltage irregularities that may trigger the P101E code.

9. Is the P101E code specific to diesel engines on the 2015 Chevrolet Silverado?

Yes, the P101E code is related to the glow plug system, which is specific to the diesel engine models of the Silverado.

10. Can clearing the P101E code with a scan tool fix the issue?

Clearing the code will remove it temporarily, but if the underlying issue is not resolved, the code will return.

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