Engine-Codes - Gmc - B0785 GMC

B0785 GMC Code - Two Wheel Drive High Range Indicator Circuit

- Code Popularity: 1,071 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the B0785 GMC Code?

  • 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 B0785 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 B0785 GMC code?

Labor: 1.0

The cost to diagnose the B0785 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.

|What are B0785 GMC code possible symptoms?

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

|What Does the B0785 GMC Code Mean?

The Two Wheel Drive High Range (2HI) indicator circuit consists of an LED dimming supply circuit and a 2HI indicator control circuit. When the 2HI mode is selected, current is supplied to the 2HI indicator by the LED dimming supply circuit, traveling through the 2HI LED indicator, at which time the transfer case shift control module supplies the ground through the 2HI indicator control circuit.

Two Wheel Drive High Range Indicator Circuit

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