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Chevrolet
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2003
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S10 Pickup 2D Pickup, 4.3 X, Automatic
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Self-Diagnostics - 4.3L
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Self-Diagnostic System
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Powertrain Control Module Location
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Astro & Safari
Astro & Safari
Powertrain Control Module (PCM) is located on left front of engine compartment, near battery.