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1990
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Grand Prix V6-191 3.1L
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Powertrain Management
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Engine Control Module
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Technical Service Bulletins
Engine Control Module: Technical Service Bulletins
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Engine - THIS BULLETIN HAS BEEN CANCELED
ECM/PCM - Damaged and/or Mis-Diagnosed
ECM - Packard 32-Way Connector Identification
ECM Connector - Typical Voltage, Manual Update
Overview
ECM Connector End View 2.3L (VIN D) "W" Carline
Orange 22 Pin Connector A
White 22 Pin Connector B
Green 22 Pin Connector C
Blue 22 Pin Connector D
ECM Connector End View 3.1L (VIN T) "W" Carline
Orange 22 Pin ECM Connector A
White 22 Pin ECM Connector B
Green 22 Pin ECM Connector C
Blue 22 Pin ECM Connector D
ECM Connector End View 3.4L (VIN X) "W" Carline
Orange 22 Pin Connector A
White 22 Pin ECM Connector B
Green 22 Pin ECM Connector C
Blue 22 Pin ECM Connector D