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Home >> Chevrolet >> 1993 >> G 30 Van V8-379 6.2L DSL >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Engine Control Module >> Description and Operation

Engine Control Module: Description and Operation

The 6.2L (LL4) 6.5L (L65) turbo diesel engine do not use an Electronic Control Module (ECM). However, they do use a Transmission Control Module (TCM) with automatic transmission.