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Home >> Oldsmobile >> 2003 >> Aurora >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0403: EGR Solenoid Control Circuit >> Diagnostic Procedures
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Diagnostic Procedures

Fig 1: DTC P0403: EGR Solenoid Control Circuit (Steps 1-3)
G00248503Courtesy of GENERAL MOTORS CORP.
Fig 2: DTC P0403: EGR Solenoid Control Circuit (Steps 4-15)
G00248504Courtesy of GENERAL MOTORS CORP.
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