Level Control Compressor Relay Circuit


Table of contents

C0712 HUMMER Possible Causes

  • Faulty Level Control Compressor Relay
  • Level Control Compressor Relay harness is open or shorted
  • Level Control Compressor Relay circuit poor electrical connection

How do I fix code C0712 HUMMER?

  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.

Tech Notes

  • – C0712 01: Level Control Compressor Relay Circuit Short to Battery
  • – C0712 06: Level Control Compressor Relay Circuit Short to Ground or Open Circuit

Cost of diagnosing the C0712 HUMMER code

  The cost of diagnosing the C0712 HUMMER 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.

Possible Symptoms

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

C0712 HUMMER Description

  The Electronic Suspension Control Module (ESCM) adjusts the vehicle suspension ride height. The ESCM determines the height of the vehicle based on the voltage from the suspension position sensors. The module grounds the relay and the exhaust control solenoid to raise and lower the vehicle in order to keep the vehicle level.

Leave a Reply

Your email address will not be published. Required fields are marked *