Yukon XL 2500 2WD V8-8.1L VIN G (2004)
Steps 1 - 4
Steps 5 - 12
A Symptoms - ESC
Symptoms - Electronic Suspension Control
Important: The following steps must be completed before using the symptom tables.
1. Perform the Diagnostic System Check - Electronic Suspension Control 7 before using the symptom table in order to verify that all of the following
are true:
^
There are no DTCs set.
^
The control modules can communicate via the serial data link.