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U350A BUICK Code - Control Module Supply Circuit High Voltage

- Code Popularity: 297 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
Updated Jun 18, 2020
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|U350A BUICK code 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 code U350A BUICK code?

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.

|Cost of diagnosing U350A BUICK code

Labor: 1.0

The cost of diagnosing the U350A BUICK 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 U350A BUICK code possible symptoms?

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

|U350A BUICK code 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 U350a Buick - Control Module Supply Circuit High Voltage -
Control Module Supply Circuit High Voltage

|Need more information with the U350A BUICK code?

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|Need help with a U350A BUICK code?

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|U350A BUICK code comments

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