ARROWS AND SYMBOLS
This service manual uses various symbols in order to describe different
service operations.
Front of Vehicle
View Detail
Ambient Air Mixed with Another Gas or Indicate Tempera
The vehicle identification number (VIN) plate is the legal identifier of the
vehicle. The VIN plate is
located on the upper left corner of the instrument panel (I/P) and can be seen
through the win
Special Tools
EL-38125-10 Splice Sleeve Crimping Tool (non GMNA)
J-38125-5A Ultra Torch Special Tool
J-38125-8 Splice Sleeve Crimping Tool (GMNA)
For equivalent regional tools, refer to Special Tools.
WARNING: In order to reduce the risk of personal injury, loss of high
voltage isolation
to gr
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
DTC Descriptors
D