P1007 2018 GMC Sierra Code - Fuel Pump Driver Control Module Ignition On/Start Switch Circuit High Voltage
Quick Answer
The Fuel Pump Power Control Module monitors the ignition voltage circuit to determine if the voltage is within the normal operating range. Common causes include Faulty Fuel Pump Power Control Module, Fuel Pump Power Control Module harness is open or shorted, Fuel Pump Power 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
- P1007 2018 GMC Sierra indicates Fuel Pump Driver Control Module Ignition On/Start Switch Circuit High Voltage.
- Common causes
- Common causes include Faulty Fuel Pump Power Control Module, Fuel Pump Power Control Module harness is open or shorted, Fuel Pump Power 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 P1007 2018 GMC Sierra Description
What are the Possible Causes of the DTC P1007 2018 GMC Sierra?
- Faulty Fuel Pump Power Control Module
- Fuel Pump Power Control Module harness is open or shorted
- Fuel Pump Power Control Module circuit poor electrical connection
How to Fix the DTC P1007 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 P1007 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 P1007 2018 GMC Sierra code?
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Frequently Asked Questions about P1007 2018 GMC Sierra Code
1. What does the OBDII code P1007 mean on a 2018 GMC Sierra?
P1007 indicates a high voltage issue in the Fuel Pump Driver Control Module (FPCM) Ignition On/Start Switch circuit.
2. What are the common symptoms of the P1007 code?
Symptoms may include engine stalling, difficulty starting, reduced fuel efficiency, or the Check Engine Light illuminating.
3. What causes the P1007 code to appear?
Common causes include a faulty Fuel Pump Driver Control Module, damaged wiring or connectors, a malfunctioning ignition switch, or a short circuit in the system.
4. Can I drive my 2018 GMC Sierra with the P1007 code active?
Driving is not recommended as it could lead to further damage or cause the engine to stall unexpectedly.
5. How is the P1007 code diagnosed?
A mechanic will use a scan tool to confirm the code, inspect the FPCM wiring and connectors, and test the ignition switch and associated circuits.
6. What repairs are typically needed to fix the P1007 code?
Repairs may include replacing the Fuel Pump Driver Control Module, repairing or replacing damaged wiring, or replacing a faulty ignition switch.
7. How much does it cost to fix the P1007 code on a 2018 GMC Sierra?
Repair costs vary but can range from $150 to $600, depending on whether parts like the FPCM or ignition switch need replacement.
8. Can a software issue cause the P1007 code?
While rare, a software glitch in the vehicle's control module can cause this code and may require a software update.
9. How can I prevent the P1007 code from recurring?
Regular maintenance, inspecting electrical connections for corrosion or damage, and addressing warning signs like difficulty starting can help prevent this issue.
10. Does the P1007 code always mean the Fuel Pump Driver Control Module is bad?
No, the issue could also stem from wiring, connectors, or other components in the ignition switch circuit, so thorough diagnostics are essential.
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