Operation CHARM
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GMC Truck
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1988
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C 1500 Truck 2WD V8-454 7.4L
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Repair and Diagnosis
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Powertrain Management
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Emission Control Systems
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Air Injection
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Technical Service Bulletins
Air Injection: Technical Service Bulletins
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Customer Interest
Engine - Increased Noise
Emissions - A.I.R. Adapter Noise
By Symptom
Abnormal wear/deterioration
Engine - Increased Noise
Emissions - A.I.R. Adapter Noise
Customer Interest
Engine - Increased Noise
Emissions - A.I.R. Adapter Noise
Noise
Engine - Increased Noise
Emissions - A.I.R. Adapter Noise
All Technical Service Bulletins
Engine - Increased Noise
Emissions - A.I.R. Adapter Noise