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Home >> Chevrolet >> 2003 >> Chevy Express H1500, Van Cargo >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls - Basic Diagnostic Procedures) >> Ignition Systems >> Distributor Ignition System >> Diagnostic Aids
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Diagnostic Aids

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Engine mechanical conditions may prevent distributor from rotating. Inspect following if distributor rotor does not rotate: A broken distributor drive shaft, worn or broken distributor drive gear, or worn/broken camshaft timing chain and gears. An intermittent may be caused by a poor connection, rubbed-through wire insulation or a wire broken inside insulation.

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