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Symptom Diagnosis Table: Troubleshooting

TROUBLESHOOTING CHART

Step Action Value(s) Yes No
1 Perform an On-Board Diagnostic (OBD II) System Check.
Is the check complete?		 - Go to Step 2 Go to On-Board Diagnostic (OBD II) System Check 
2
  1. Inspect all of the Engine Control Module (ECM) ground connections.
  2. Inspect all of the vacuum hoses for splits, kinks, and proper connections.
  3. Check for air leaks at all of the mounting areas of the intake manifold sealing surfaces.
  4. Inspect the ignition wires for cracking, hardness, proper routing, and carbon tracking.
  5. Inspect the wiring for proper connections, pinches, and cuts.

Are all checks complete?		 - Go to Appropriate Symptom Table -
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