Diagnostic Procedure: Notes
This article is designed as the starting point for all powertrain diagnosis. It contains a basic description of the Northstar powertrain, detailed information on the PCM, on-board diagnostics, and selected other components as well as references to other sections for detailed information on powertrain subsystems not covered here. Before diagnosing this vehicle, you should have read and be familiar with:
- INTRODUCTION , BASIC KNOWLEDGE REQUIRED , and SELF-DIAGNOSTIC SYSTEM in this article.
- Any training material or videos relating to this powertrain.
- Any technical service bulletins released regarding the Northstar powertrain.