Operation CHARM
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Pontiac
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1987
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J2000/Sunbird L4-121 2.0L
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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- Diagnosis By Symptom - High Energy Ignition (HEI) System
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Engine Cranks, But Will Not Start
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With Fuel Injection
With Fuel Injection
Fig. 3i HEI-EST ignition system diagnostic chart (Part 9 of 10) 1987 4-121/2.0L models w/TBI & port injection:
