B0790 Possible Causes
- 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 is the B0790 code repair?
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 B0790 code
Labor: 1.0
The cost to diagnose the B0790 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B0790 Meaning
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.More Information
Need more information on how to fix the B0790 code?Get Access to Factory Service Manuals
Information for specific makes
- B0790 BUICK Transfer Case Neutral Indicator Circuit
- B0790 CADILLAC Transfer Case Neutral Indicator Circuit
- B0790 CHEVROLET Transfer Case Neutral Indicator Circuit
- B0790 GMC Transfer Case Neutral Indicator Circuit