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Home >> Oldsmobile >> 1985 >> Calais Base, 2.5 U, Standard >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Ignition System - C3I >> Removal & Installation >> Ignition Module >> Removal & Installation
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Removal & Installation

Disconnect negative battery cable. Unplug 14-way connector at ignition module. Disconnect spark plug wires. Remove ignition module from bracket. Remove 6 coil-to-ignition module screws. Unplug connectors between ignition coil and module and remove module. To install, reverse removal procedure.