If climate control Code 09 is present, perform A/C system diagnosis. ECM will disengage A/C clutch whenever a power steering load or WOT operation is detected.
Fig 1: Chart C-10 Schematic (5.0L VIN E & 5.7L VIN 7 - "B" Body) A/C Clutch Control Circuit Diagnosis
Fig 2: Chart C-10 Flow Chart (1 Of 2)(5.0L VIN E & 5.7L VIN 7 - "B" Body) A/C Clutch Control Circuit Diagnosis