P037B 2016 Chevrolet Silverado Code - Wait To Start Indicator Control Circuit High Voltage
Quick Answer
The P037B diagnostic trouble code (DTC) on a 2016 Chevrolet Silverado indicates that there is a high voltage issue in the Wait To Start (WTS) indicator control circuit. Common causes include Faulty glow plug control module, Damaged wiring or connectors in the WTS indicator circuit, Defective glow plugs. 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
- P037B 2016 Chevrolet Silverado indicates Wait To Start Indicator Control Circuit High Voltage.
- Common causes
- Common causes include Faulty glow plug control module, Damaged wiring or connectors in the WTS indicator circuit, Defective glow plugs.
- 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 P037B 2016 Chevrolet Silverado Description
The P037B diagnostic trouble code (DTC) on a 2016 Chevrolet Silverado indicates that there is a high voltage issue in the Wait To Start (WTS) indicator control circuit. The WTS indicator is a crucial component of the vehicle's starting system, providing the driver with an indication of when it is safe to start the engine. When this circuit experiences high voltage, it can lead to a range of issues that affect the vehicle's performance and reliability.
Common Causes of P037B 2016 Chevrolet Silverado
- Faulty glow plug control module
- Damaged wiring or connectors in the WTS indicator circuit
- Defective glow plugs
- Corrosion or poor connections in the circuit
- Issues with the vehicle's battery or charging system
Symptoms of P037B 2016 Chevrolet Silverado
- Glow plug indicator light not illuminating
- Difficulty starting the engine, especially in cold weather
- Decreased fuel efficiency
- Engine misfires
- Increased emissions
How to Fix P037B 2016 Chevrolet Silverado
- Diagnose the specific cause of the high voltage issue using a diagnostic scanner and multimeter.
- Inspect the glow plug control module, wiring, and connectors for any damage or corrosion.
- Test the glow plugs to ensure they are functioning correctly.
- Repair or replace any faulty components, such as the control module, wiring, or glow plugs.
- Clear the DTC and test the vehicle to ensure the issue has been resolved.
Cost to Fix P037B 2016 Chevrolet Silverado
The typical repair costs for addressing a P037B code on a 2016 Chevrolet Silverado can range from $200 to $500, including parts and labor. However, actual costs may vary depending on the specific cause of the issue, the extent of the repairs needed, and the labor rates at the auto repair shop. It is advisable to consult with a professional technician to receive an accurate estimate based on the vehicle's condition and location.
Need more information about the P037B 2016 Chevrolet Silverado code?
Need more information on how to fix the P037B 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P037B 2016 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P037B 2016 Chevrolet Silverado Code
1. What does the OBDII code P037B mean on a 2016 Chevrolet Silverado?
P037B indicates a problem with the "Wait to Start" indicator control circuit, specifically that the voltage is higher than expected.
2. What are the common symptoms of a P037B code?
Symptoms may include the "Wait to Start" indicator not functioning properly, delayed engine starts, or no noticeable symptoms at all in some cases.
3. What causes the P037B code on a 2016 Chevrolet Silverado?
Common causes include a faulty "Wait to Start" indicator bulb, damaged wiring or connectors in the control circuit, or a malfunctioning engine control module (ECM).
4. How do I diagnose the P037B code?
Start by inspecting the wiring and connectors for damage or corrosion, test the "Wait to Start" indicator bulb, and check for proper voltage readings in the circuit.
5. Can I drive my 2016 Chevrolet Silverado with a P037B code?
While the truck may still be drivable, ignoring the issue could lead to starting difficulties, so it’s best to address the problem promptly.
6. How is the P037B code fixed?
Repairs may include replacing the "Wait to Start" indicator bulb, repairing damaged wiring, or reprogramming or replacing the engine control module (ECM) if necessary.
7. How much does it cost to fix the P037B code?
Repair costs can vary, but replacing a faulty bulb or repairing wiring may cost $50-$200. If the ECM needs replacement, costs can exceed $500.
8. Can a dead battery cause the P037B code?
A dead or weak battery is unlikely to directly cause this code, but electrical issues related to the battery can sometimes affect the circuit.
9. How can I prevent the P037B code from occurring?
Regularly inspect electrical wiring and connections for damage, and ensure the "Wait to Start" indicator bulb is functioning correctly.
10. Do I need a professional mechanic to fix the P037B code?
If you are comfortable working with electrical systems, you may be able to fix it yourself. However, consulting a professional mechanic is recommended for accurate diagnosis and repair.
Discuss the causes and fixes for P037B 2016 Chevrolet Silverado OBDII Code
Code P037B 2016 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.