ECM Wiring diagram of the fifth generation of Pontiac Grand Prix powered by 3.1L V6 engine, built with GMs W body platform and used an FF layout. The Grand Prix was successor of Pontiac Tempest and Pontiac 6000.

Contents:

Engine Controls Module (ECM)
ECM Connector Terminal Identification 1
ECM Connector Terminal Identification 2
Tags: 1990 pontiac grand prix engine control module wiring diagram