Engine-CodesChevrolet – C158C 2016 Chevrolet Silverado

C158C 2016 Chevrolet Silverado Code - Steering Assist Hydraulic Pressure Out of Range

Quick Answer

The C158C diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates that the hydraulic pressure in the steering assist system is out of the expected range. Common causes include Low power steering fluid levels, Leaking or damaged power steering hoses, Malfunctioning power steering pump. 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
C158C 2016 Chevrolet Silverado indicates Steering Assist Hydraulic Pressure Out of Range.
Common causes
Common causes include Low power steering fluid levels, Leaking or damaged power steering hoses, Malfunctioning power steering pump.
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.
Table of contents Created and updated by William Orellana on Sep 15, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code C158C 2016 Chevrolet Silverado Description

The C158C diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates that the hydraulic pressure in the steering assist system is out of the expected range. This issue can have significant implications for the vehicle's steering performance and safety. The power steering system in modern vehicles relies on hydraulic pressure to assist the driver in turning the steering wheel with ease. When the hydraulic pressure is out of range, it can lead to difficulties in steering, increased steering effort, or even complete loss of power steering assistance.

OBDII Code C158C 2016 Chevrolet Silverado - Steering Assist Hydraulic Pressure Out of Range
C158C 2016 Chevrolet Silverado Code - Steering Assist Hydraulic Pressure Out of Range

Common Causes of C158C 2016 Chevrolet Silverado

  1. Low power steering fluid levels
  2. Leaking or damaged power steering hoses
  3. Malfunctioning power steering pump
  4. Faulty power steering pressure sensor
  5. Electrical issues in the power steering system

Symptoms of C158C 2016 Chevrolet Silverado

  1. Stiff or heavy steering feel
  2. Steering wheel vibration or shaking
  3. Whining noise when turning the steering wheel
  4. Difficulty turning the steering wheel at low speeds
  5. Power steering warning light illuminated on the dashboard

How to Fix C158C 2016 Chevrolet Silverado

  1. Check power steering fluid levels and top up if necessary.
  2. Inspect power steering hoses for leaks or damage and replace as needed.
  3. Test power steering pump for proper operation and replace if faulty.
  4. Diagnose and replace the power steering pressure sensor if necessary.
  5. Perform a thorough inspection of the power steering system for any other potential issues.

Cost to Fix C158C 2016 Chevrolet Silverado

The cost of repairing a steering assist hydraulic pressure issue can vary depending on the specific cause of the problem and the extent of the repairs needed. In general, the cost of parts for this repair could range from $100 to $500, with labor costs adding another $100 to $300. Overall, the total repair cost could fall between $200 and $800. It's important to note that these estimates are approximate, and actual costs may differ based on factors such as location, vehicle make and model, and the shop's labor rates. It's recommended to obtain a detailed quote from a trusted auto repair shop to get an accurate cost estimate for this repair.

Need more information about the C158C 2016 Chevrolet Silverado code?

Need more information on how to fix the C158C 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C158C 2016 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C158C 2016 Chevrolet Silverado Code

1. What does the OBDII code C158C mean on a 2016 Chevrolet Silverado?

C158C indicates that the power steering control module has detected an issue with the hydraulic pressure being out of range in the steering assist system.

2. What are the common symptoms of the C158C code in a 2016 Silverado?

Symptoms may include difficulty steering, reduced or no power steering assist, a warning light on the dashboard, and possible error messages related to the steering system.

3. What causes the C158C code to appear in a 2016 Chevrolet Silverado?

Common causes include a malfunctioning power steering pump, low or contaminated power steering fluid, a faulty pressure sensor, damaged wiring, or issues with the power steering control module.

4. Can I drive my 2016 Silverado with the C158C code?

Driving with the C158C code is not recommended, as it may result in reduced steering assist, making the vehicle harder to control and potentially unsafe.

5. How do I fix the C158C code on a 2016 Chevrolet Silverado?

Repairs may involve checking and replacing the power steering fluid, inspecting and repairing wiring or connectors, replacing a faulty pressure sensor, or addressing issues with the power steering pump or control module.

6. How can I diagnose the C158C code on my 2016 Silverado?

Diagnosis typically involves scanning the vehicle with an OBDII scanner, checking the power steering fluid level and condition, inspecting the wiring and connectors for damage, and testing the pressure sensor and power steering pump.

7. Does the C158C code always mean the power steering pump is bad?

No, the C158C code can also be triggered by issues with the pressure sensor, wiring, or even the power steering control module, so a full diagnosis is necessary before replacing parts.

8. Can low power steering fluid cause the C158C code on a 2016 Silverado?

Yes, low or contaminated power steering fluid can lead to hydraulic pressure issues and trigger the C158C code.

9. How much does it cost to fix the C158C code on a 2016 Chevrolet Silverado?

The repair cost can vary widely depending on the root cause, ranging from $100 for fluid replacement to $1,000 or more for a new power steering pump or control module.

10. Will clearing the C158C code fix the problem on my 2016 Silverado?

Clearing the code without addressing the underlying issue will not fix the problem, and the code is likely to return after a short time. Proper diagnosis and repair are necessary.

Discuss the causes and fixes for C158C 2016 Chevrolet Silverado OBDII Code

Code C158C 2016 Chevrolet Silverado comments

No comments found for this page.