AutoCodes.com | All About OBDII Engine Codes
AutoCodes - Chevrolet - U3506 Chevrolet

U3506 Chevrolet Code - Control Module Supply Circuit 2 High Voltage

- Code Popularity: 355 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
By AutoCodes.com - Updated Jun 18, 2020
Share on Facebook   Share on Twitter   Share on Linkedin

|Code U3506 Chevrolet Possible Causes

  • Faulty Control Module setting the code
  • Control Module harness is open or shorted
  • Control Module circuit poor electrical connection

|How do I Fix the Code U3506 Chevrolet?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Does your Chevrolet have Safety Recalls? → Check here

|What is the Cost to Diagnose the Code U3506 Chevrolet?

Labor: 1.0

The cost of diagnosing the U3506 Chevrolet code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

|What are Code U3506 Chevrolet Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|Code U3506 Chevrolet Description

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. With the ignition is ON, the Diagnostic Trouble Code (DTC) will set when the control module or sensor detects a system voltage of less than approximately 9 V for approximately 5 s.

OBDII Code U3506 Chevrolet - Control Module Supply Circuit 2 High Voltage - AutoCodes.com
U3506 Chevrolet Code - Control Module Supply Circuit 2 High Voltage

|Need More Information on the U3506 Chevrolet Code?

Need more information on how to fix the U3506 Chevrolet code? Get Access to Factory Service Manuals

|Need Help with the U3506 Chevrolet Code?

Get the U3506 Chevrolet code diagnosed by a professional: Find a repair shop in your area

|Code U3506 Chevrolet comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the U3506 Chevrolet code? Have you replaced any parts?
Any information is appreciated. Thanks