Operation CHARM
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Dodge or Ram Truck
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1990
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D 250 Pickup L6-359 5.9L DSL
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Tune-up and Engine Performance Checks
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Ignition Timing
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Number One Cylinder
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Locations
Number One Cylinder: Locations
Firing Order:
The cylinders are numbered front to rear; 1 to 6. The
firing order
is 1-5-3-6-2-4.