P101D 2015 Chevrolet Silverado Code - Glow Plug Control Module Temperature Sensor 3 Circuit Low 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
- P101D 2015 Chevrolet Silverado indicates Glow Plug Control Module Temperature Sensor 3 Circuit Low 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.
Code P101D 2015 Chevrolet Silverado Description
What are the Possible Causes of the DTC P101D 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 P101D 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 P101D 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.
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Frequently Asked Questions about P101D 2015 Chevrolet Silverado Code
1. What does the OBDII code P101D mean on a 2015 Chevrolet Silverado?
P101D indicates a problem with the Glow Plug Control Module Temperature Sensor 3 circuit, specifically low voltage detected by the engine control module.
2. What are the common symptoms of code P101D on a 2015 Chevrolet Silverado?
Symptoms can include hard starting in cold weather, reduced fuel efficiency, a check engine light, and potential loss of power during operation.
3. What causes the P101D code to appear on a 2015 Chevrolet Silverado?
Common causes include a faulty glow plug control module temperature sensor, damaged wiring or connectors, or issues with the glow plug control module itself.
4. Can I still drive my 2015 Chevrolet Silverado with the P101D code?
While it may still be drivable, ignoring the code could lead to starting issues in cold weather and potentially damage other components over time.
5. How do I fix the P101D code on a 2015 Chevrolet Silverado?
Start by inspecting the wiring and connectors for damage or corrosion. Replace the temperature sensor if faulty, and test the glow plug control module if the issue persists.
6. How is the P101D code diagnosed on a 2015 Chevrolet Silverado?
A mechanic will use a diagnostic scanner to verify the code, inspect the wiring and connectors, and test the functionality of the temperature sensor and glow plug control module.
7. What tools are needed to repair the P101D code on a 2015 Chevrolet Silverado?
Basic tools include a multimeter for testing voltage, a diagnostic scanner, and potentially a replacement temperature sensor or glow plug control module.
8. How much does it cost to repair the P101D code on a 2015 Chevrolet Silverado?
Repair costs can vary, but replacing a glow plug temperature sensor typically ranges from $100 to $300, including parts and labor.
9. Can a faulty glow plug control module cause other issues with my 2015 Chevrolet Silverado?
Yes, a faulty module can lead to more extensive engine performance problems, especially during cold starts, and may trigger additional diagnostic trouble codes.
10. Does the P101D code require immediate attention on a 2015 Chevrolet Silverado?
Yes, addressing the code promptly is recommended to prevent further engine performance issues, especially in colder climates.
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