Engine-Codes - Gmc - B144C GMC

B144C GMC Code - Inverted Run/Start Power Relay Circuit

- Code Popularity: 1,255 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code B144C GMC?

  • Faulty Inverted Run/Start Power Relay
  • Inverted Run/Start Power Relay harness is open or shorted
  • Inverted Run/Start Power Relay circuit poor electrical connection
  • Faulty Steering Column Lock Module

|How to Fix the B144C GMC Code?

Start by checking 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.

|Code B144C GMC Tech Notes

B144C 01 Inverted Run/Start Power Relay Circuit Short to Battery
B144C 06 Inverted Run/Start Power Relay Circuit Low Voltage/Open

|What is the Cost to Diagnose the Code B144C GMC?

Labor: 1.0

The cost to diagnose the B144C GMC code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

Does your car have Safety Recalls? → Check here

|What are Code B144C GMC Possible Symptoms?

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

|What Does the B144C GMC Code Mean?

The vehicle theft deterrent subsystem provides the capability to lock or unlock the steering column electrically. The Steering Column Lock Module is allowed to unlock when power mode transitions to a non off power mode and an authenticated driver identification device is present. Once the column is unlocked, a crank request can be allowed.

Inverted Run/Start Power Relay Circuit

|Need more Information on the B144C GMC Code?

Need more information on how to fix the B144C GMC code? Get Access to Factory Service Manuals

|Need Help with the B144C GMC Code?

Get the B144C GMC code diagnosed by a professional: Find a repair shop in your area