Engine-Codes - Gmc - B0790 GMC

B0790 GMC Code - Transfer Case Neutral Indicator Circuit

- Code Popularity: 3,940 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code B0790 GMC?

  • Faulty Transfer Case Select Switch
  • Transfer Case Select Switch harness is open or shorted
  • Transfer Case Select Switch circuit poor electrical connection
  • Faulty Transfer Case Shift Control Module

|How to Fix the B0790 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.

|What is the Cost to Diagnose the Code B0790 GMC?

Labor: 1.0

The cost to diagnose the B0790 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.

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|What are Code B0790 GMC Possible Symptoms?

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

|What Does the B0790 GMC Code Mean?

The neutral indicator circuit consists of an ignition 3 voltage circuit and a neutral indicator control circuit. When the neutral mode is selected, current is supplied to the neutral indicator by the ignition 3 voltage circuit, traveling through the neutral indicator LED, at which time the transfer case shift control module supplies the ground through the neutral indicator control circuit. This Diagnostic Trouble Code (DTC) detects an open, short to ground or a short to voltage.

Transfer Case Neutral Indicator Circuit

|Need more Information on the B0790 GMC Code?

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|Need Help with the B0790 GMC Code?

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