Operation CHARM
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Buick
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1987
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Regal V8-307 5.0L
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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
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Hard to Start
Hard to Start
1.
Contaminated fuel.
3.
Improper
EGR valve
operation. See chart C-7
4.
Faulty
ignition system
.