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U350B GMC Code - Control Module Input Power 'C' Circuit Intermittent/Erratic

- Code Popularity: 346 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By - Updated Jun 18, 2020
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|Code U350B GMC 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 U350B GMC?

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 GMC have Safety Recalls? → Check here

|What is the Cost to Diagnose the Code U350B GMC?

Labor: 1.0

The cost of diagnosing the U350B GMC 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 U350B GMC Possible Symptoms?

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

|Code U350B GMC 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 U350B GMC - Control Module Input Power 'C' Circuit Intermittent/Erratic -
U350B GMC Code - Control Module Input Power 'C' Circuit Intermittent/Erratic

|Need More Information on the U350B GMC Code?

Need more information on how to fix the U350B GMC code? Get Access to Factory Service Manuals

|Need Help with the U350B GMC Code?

Get the U350B GMC code diagnosed by a professional: Find a repair shop in your area

|Code U350B GMC comments

Help us improve 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 U350B GMC code? Have you replaced any parts?
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