P0602 2017 GMC Sierra Code - Control Module Not Programmed
Quick Answer
The P0602 diagnostic trouble code (DTC) in a 2017 GMC Sierra indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has not been programmed correctly or is experiencing a programming error. Common causes include Incorrect ECM/PCM programming, Faulty software update, Defective ECM/PCM. 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
- P0602 2017 GMC Sierra indicates Control Module Not Programmed.
- Common causes
- Common causes include Incorrect ECM/PCM programming, Faulty software update, Defective ECM/PCM.
- 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 P0602 2017 GMC Sierra Description
The P0602 diagnostic trouble code (DTC) in a 2017 GMC Sierra indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) has not been programmed correctly or is experiencing a programming error. The ECM/PCM is a crucial component that controls various functions in the vehicle, such as fuel injection, ignition timing, and emissions control. When the module is not programmed correctly, it can lead to a range of issues that affect the vehicle's performance, efficiency, and overall drivability.
Common Causes of P0602 2017 GMC Sierra
- Incorrect ECM/PCM programming
- Faulty software update
- Defective ECM/PCM
- Wiring or connection issues
- Malfunction in the programming system
Symptoms of P0602 2017 GMC Sierra
- Check engine light illuminated
- Rough idling or stalling
- Reduced fuel efficiency
- Engine misfires
- Vehicle failing emissions tests
How to Fix P0602 2017 GMC Sierra
- Use a diagnostic scan tool to retrieve the trouble codes and verify the P0602 code.
- Check the ECM/PCM connections and wiring for any signs of damage or corrosion.
- Verify that the ECM/PCM has the correct software and programming installed.
- If necessary, reprogram or replace the ECM/PCM with the correct software version.
- Clear the trouble codes and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P0602 2017 GMC Sierra
The cost of repairing a Control Module Not Programmed issue in a 2017 GMC Sierra can vary depending on the specific cause of the problem and the labor rates at the auto repair shop. On average, the repair costs for this type of issue can range from $200 to $500, including parts and labor. However, it's important to note that diagnostic time and labor rates can vary significantly based on location, vehicle make and model, and the complexity of the repair. It's recommended to consult with a qualified mechanic or dealership to get an accurate estimate for this repair.
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