P1502 GMC Code - Theft Deterrent Fuel Enable Signal Not Received
Quick Answer
The P1502 GMC diagnostic trouble code indicates that the Theft Deterrent Fuel Enable Signal is not being received by the vehicle's engine control module (ECM). Common causes include Faulty theft deterrent system module, Wiring or connection issues between the theft deterrent system and ECM, Faulty ignition switch. 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
- P1502 GMC indicates Theft Deterrent Fuel Enable Signal Not Received.
- Common causes
- Common causes include Faulty theft deterrent system module, Wiring or connection issues between the theft deterrent system and ECM, Faulty ignition switch.
- 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 P1502 GMC Description
The P1502 GMC diagnostic trouble code indicates that the Theft Deterrent Fuel Enable Signal is not being received by the vehicle's engine control module (ECM). This signal is crucial for the ECM to enable the fuel system and allow the vehicle to start and run. The theft deterrent system is designed to prevent unauthorized access to the vehicle and protect it from theft.
Common Causes of P1502 GMC
- Faulty theft deterrent system module
- Wiring or connection issues between the theft deterrent system and ECM
- Faulty ignition switch
- Low battery voltage
- Faulty ECM
Symptoms of P1502 GMC
- Engine cranks but does not start
- Engine stalls shortly after starting
- Security light on the dashboard is illuminated
- Vehicle goes into "no-start" mode
How to Fix P1502 GMC
- Perform a thorough inspection of the theft deterrent system components and wiring to check for any loose connections or damage.
- Test the theft deterrent system module to ensure it is functioning properly.
- Check the ignition switch for proper operation and replace if necessary.
- Test the battery voltage to ensure it is within the proper range.
- If all components are in working order, reprogram the ECM to reset the theft deterrent system.
Cost to Fix P1502 GMC
The cost of repairing a P1502 GMC diagnostic trouble code can vary depending on the specific cause of the issue. On average, the repair costs for this issue can range from $100 to $500, including parts and labor. It's important to note that the actual cost may vary based on the location, vehicle make and model, and the labor rates at the auto repair shop. It's recommended to get a detailed estimate from a qualified mechanic before proceeding with the repair.
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