LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 2008 >> W 3500 Forward L4-5.2L DSL Turbo >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Diagrams
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Control Module: Diagrams

Engine Control Module (ECM) Connector End Views

Component Locator

ECM (96 pins connector)













ECM (58 pins connector








scientia non olet · About LEMON Manuals