C0660 GMC - Level Control Exhaust Valve Circuit Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Level Control Exhaust Valve
  • Level Control Exhaust Valve harness is open or shorted
  • Level Control Exhaust Valve circuit poor electrical connection

Tech notes





User Submitted Video

Possible symptoms

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

C0660 Gmc Description

The automatic level control adjusts the vehicle suspension ride height. The Rear Integration Module (RIM) determines the height of the vehicle based on the voltage from the automatic level control sensor. The RIM raises and lowers the rear of the vehicle in order to keep the vehicle level.
OBDII Code C0660 Gmc - Level Control Exhaust Valve Circuit Malfunction - AutoCodes.com

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C0660 GMC Comments

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