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Home >> Buick >> 2008 >> Lucerne V8-4.6L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Locations
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Engine Control Module: Locations



Powertrain Component Views

Left Front Corner of the Engine Compartment




1 - Mass Air Flow (MAF) / Intake Air Temperature (IAT) Sensor
2 - Engine Control Module (ECM) (LD8/L37/4.6L), Powertrain Control Module (PCM) (L26/3.8L), in the Air Cleaner Assembly