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Home >> Jeep >> 2012 >> Grand Cherokee SRT-8 >> Repair and Diagnosis >> Engine Performance >> System >> 6.4L - DTCS P050D To P1416 >> Diagnosis And Testing >> P0591-Speed Control Switch 2 Performance >> Possible Causes

Possible Causes

Possible Causes 
SPEED CONTROL SWITCH
STEERING COLUMN CONTROL MODULE (SCCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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