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AutoCodes - GMC - U2099 GMC

U2099 GMC Code - High Speed Communication Enable Circuit

- Code Popularity: 1,241 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By - Updated Jun 15, 2020
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|Code U2099 GMC Possible Causes

  • Faulty Body Control Module (BCM)
  • Body Control Module harness is open or shorted
  • Body Control Module circuit poor electrical connection

|How do I Fix the Code U2099 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 U2099 GMC?

Labor: 1.0

The cost of diagnosing the U2099 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 U2099 GMC Possible Symptoms?

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

|Code U2099 GMC Description

The Body Control Module (BCM) activates the ignition circuit, when the ignition key is in ACC, ON or START. The ignition circuit wakes up the devices for serial data bus communication. The Diagnostic Trouble Code (DTC) will set when the BCM senses a short to ground on the ignition circuit.

OBDII Code U2099 GMC - High Speed Communication Enable Circuit -
U2099 GMC Code - High Speed Communication Enable Circuit

|Need More Information on the U2099 GMC Code?

Need more information on how to fix the U2099 GMC code? Get Access to Factory Service Manuals

|Need Help with the U2099 GMC Code?

Get the U2099 GMC code diagnosed by a professional: Find a repair shop in your area

|Code U2099 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 U2099 GMC code? Have you replaced any parts?
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