INTRODUCTION
ARROWS AND SYMBOLS
This service manual uses various symbols in order to describe different
service operations.
Fig. 1: Identifying Different Service Operations Symbols
ACRONYMS AND U
Navigation requires a specific
OnStar or connected service plan.
Press to receive Turn-by-Turn
directions or have them sent to the
vehicle's navigation screen,
if equipped.
Turn-by-Turn Navigation
Press to connect to an
Advisor.
Request directions to be
downloaded to the vehicle.
Follow the
Special Tools
CH-51450-NVH Oscilloscope Diagnostic Kit (w/NVH)
EL-38792-A Electronic Vibration Analyzer (EVA) 2
EL-38792-25 Inductive Pickup Timing Light
EL-47955 Multi Diagnostic Interface MDI
For equivalent regional tools, refer to Special Tools and Equipment.
Test Description
The numbers be