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Home >> Chrysler >> 2003 >> 300M Pro-Am Edition >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Diagnostic Procedures >> Diagnostic Information And Procedures >> Instrument Cluster - Symptoms >> Symptom: *SPEEDOMETER GAUGE NOT OPERATING PROPERLY >> Possible Causes

Possible Causes

  1. ATTEMPT TO COMMUNICATE WITH THE PCM
  2. ENGINE TROUBLE CODES
  3. INSTRUMENT CLUSTER SELF TEST
  4. OBSERVE THE VEHICLE SPEED DISPLAY IN THE PCM
  5. OBSERVE THE VEHICLE SPEED DISPLAY IN THE INSTRUMENT CLUSTER
  6. POWERTRAIN CONTROL MODULE
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