C 3500 Truck 2WD V8-6.0L VIN U (2001)
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There are 2 different manufacturers for the ignition coils, the Melco(R) (1) (square design), and the Delphi(R) (2) (round design). These 2 coils
use 2 different spark plug wire, and mounting brackets.
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Melco(R) (square design) coil mounting bracket (1).
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Delphi(R) (round design) coil mounting bracket (2).
INSTALLATION PROCEDURE
1. Install the spark plug wires at the ignition coil.
2. Install the spark plug wire to each spark plug.
3. Inspect the wires for proper installation:
