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Home >> Dodge and Ram >> 2017 >> Challenger SXT Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 177 (Steering Control Module (SCM) - Electrical Diagnostics - 1500) >> Diagnosis And Testing >> P0591-00-Speed Control Switch 2 Performance >> Possible Causes
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Possible Causes

WARNING: This page is about a different car, the 2013 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
RIGHT STEERING WHEEL SWITCH (SPEED CONTROL SWITCH)
STEERING WHEEL WIRING HARNESS/CONNECTORS