buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Relays and Modules - Ignition System > < Powertrain Control Module (PCM) Connector C1|Page 1139
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2. Install the PCM (4) and the harness into the air cleaner housing.
3. Install the air cleaner housing cover assembly.
4. Connect the negative battery cable.
5. The new PCM must be programmed. Refer to Control Module References in Computer/Integrating Systems.  See: Testing and

Inspection/Programming and Relearning

Relays and Modules - Ignition System > < Powertrain Control Module (PCM) Connector C1|Page 1139