Operation CHARM
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Buick
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1989
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Century V6-204 3.3L VIN N FI
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Technical Service Bulletins
Ignition System: Technical Service Bulletins
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Customer Interest
Engine - Miss, Hesitation, or Roughness
Engine - Miss at Idle/Highway Speeds
By Symptom
Customer Interest
Engine - Miss, Hesitation, or Roughness
Engine - Miss at Idle/Highway Speeds
Driveability
Engine - Miss, Hesitation, or Roughness
Engine - Miss at Idle/Highway Speeds
Erratic Operation
Engine - Miss, Hesitation, or Roughness
Engine - Miss at Idle/Highway Speeds
All Technical Service Bulletins
Engine - Miss, Hesitation, or Roughness
Engine - Miss at Idle/Highway Speeds
Ignition - Wire Colors to C(3)I Module, Code 42 & A3
Engine Controls - Use of Crank Sensor Adjusting Tool