FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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2003
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Optima L4-2.4L
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Repair and Diagnosis
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Ignition Timing
Ignition Timing
Basic
Ignition Timing
BTDC 5 ° ± 2 ° at Curb Idle