Reference Information

WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Schematic Reference

Engine Controls Wiring Schematics

Connector End View Reference

COMPONENT CONNECTOR END VIEWS - INDEX

Electrical Information Reference

Circuit Testing
Connector Repairs
Testing for Intermittent Conditions and Poor Connections
Wiring Repairs

DTC Type Reference

Powertrain Diagnostic Trouble Code (DTC) Type Definitions

Scan Tool Reference

Control Module References for scan tool information

Special Tools

CH-48027 Digital Pressure Gauge
J-39021 Fuel Injector Coil and Balance Tester
J-44602 Injector Test Adapter
CH-47976 Active Fuel Injector Tester

For equivalent regional tools, refer to Special Tools Special Tools (Diagnostic Tools)