Diagnostic Procedures

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Fig 1: DTC P0506: Idle Air Control System RPM Low (Steps 1-6)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC P0506: Idle Air Control System RPM Low (Steps 7-11)

Courtesy of GENERAL MOTORS CORP.

Fig 3: DTC P0506: Idle Air Control System RPM Low (Steps 12-18)

Courtesy of GENERAL MOTORS CORP.