C038D 2017 Chevrolet Silverado Code - Range Actuator Position Not Learned
Quick Answer
The C038D code on a 2017 Chevrolet Silverado indicates that the range actuator position has not been learned by the vehicle's computer system. Common causes include Faulty range actuator, Electrical issues in the transmission control module, Low transmission fluid level. 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
- C038D 2017 Chevrolet Silverado indicates Range Actuator Position Not Learned.
- Common causes
- Common causes include Faulty range actuator, Electrical issues in the transmission control module, Low transmission fluid level.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code C038D 2017 Chevrolet Silverado Description
The C038D code on a 2017 Chevrolet Silverado indicates that the range actuator position has not been learned by the vehicle's computer system. This can lead to issues with the transmission shifting properly, as the range actuator is responsible for selecting and engaging the correct gear based on the driver's input. When the position of the range actuator is not learned, the transmission may not shift smoothly or may hesitate during gear changes.
Common Causes of C038D 2017 Chevrolet Silverado
- Faulty range actuator
- Electrical issues in the transmission control module
- Low transmission fluid level
- Wiring issues or loose connections
- Software glitches in the vehicle's computer system
Symptoms of C038D 2017 Chevrolet Silverado
- Rough or erratic shifting
- Delayed engagement when shifting gears
- Transmission slipping
- Reduced fuel efficiency
- Illumination of the check engine light
How to Fix C038D 2017 Chevrolet Silverado
- Begin by checking the transmission fluid level and ensuring it is at the proper level. Top off or replace the fluid if necessary.
- Inspect the wiring and connections related to the range actuator and transmission control module. Repair any damaged wires or secure any loose connections.
- Use a diagnostic scan tool to reset the learned position of the range actuator. Follow the manufacturer's instructions for this process.
- Test drive the vehicle to ensure that the transmission is shifting smoothly and that the code does not reappear.
- If the issue persists, consider replacing the range actuator or seeking professional assistance for further diagnosis and repair.
Cost to Fix C038D 2017 Chevrolet Silverado
The cost of repairing the range actuator position not learned code on a 2017 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the repair may range from $200 to $500, including parts and labor. However, it is important to note that diagnostic time and labor rates at auto repair shops can vary, with hourly rates typically falling between $80 and $150. Factors such as location, vehicle make and model, and engine type can also impact the overall cost of the repair. It is recommended to consult with a trusted mechanic or repair shop to get a more accurate estimate based on your specific circumstances.
Need more information about the C038D 2017 Chevrolet Silverado code?
Need more information on how to fix the C038D 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the C038D 2017 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about C038D 2017 Chevrolet Silverado Code
1. What does OBDII code C038D mean on a 2017 Chevrolet Silverado?
C038D indicates that the Range Actuator Position Not Learned, meaning the transfer case control module (TCCM) has not successfully calibrated the actuator's position.
2. What are the symptoms of code C038D in a 2017 Chevrolet Silverado?
Common symptoms include a Service 4WD message on the dashboard, failure to shift into 4WD or 2WD modes, and potential drivability issues in certain terrains.
3. What causes the C038D code to appear?
Typical causes include a malfunctioning transfer case actuator, faulty TCCM, wiring or connection issues, or improper calibration during repairs or part replacements.
4. Can a weak battery cause the C038D code?
Yes, a weak or failing battery can cause voltage drops, leading to calibration failure and triggering the C038D code.
5. How is the C038D code diagnosed?
A technician will scan the vehicle with an OBDII scanner, inspect the transfer case actuator, check wiring and connectors, and attempt to perform a position relearn procedure.
6. Can I drive my Silverado with the C038D code?
While the truck may still be drivable, improper transfer case function could limit 4WD capability, affecting performance in off-road or slippery conditions.
7. How do you fix the C038D code?
Repairs may involve recalibrating the transfer case actuator, replacing a faulty actuator, repairing wiring issues, or reprogramming the TCCM.
8. How do you perform a transfer case actuator relearn?
The relearn process typically requires a scan tool capable of performing TCCM calibration procedures, which are outlined in the manufacturer’s service manual.
9. What is the cost to repair the C038D code?
Repair costs vary but can range from $150 to $600 depending on whether recalibration, actuator replacement, or additional repairs are needed.
10. Can a software update resolve the C038D code?
In some cases, a TCCM software update from the manufacturer may resolve calibration issues and eliminate the code.
Discuss the causes and fixes for C038D 2017 Chevrolet Silverado OBDII Code
Code C038D 2017 Chevrolet Silverado comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.