GM Enhanced (OBD II) Diagnostics
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5

GM ENHANCED (OBD II) DIAGNOSTICS

GM Function List

All items marked with “-” are covered either in section 3 or 4.
These items are not covered in this section.
The GM Function List is broken
down into the following menus:
Datastream Menu
View Data
Record Data
Review Data
–Print Data
–Tool Setup
Diagnostic Codes Menu
Read Codes
Pending Codes
Erase Codes
View Freeze Data
Review Data
–Print Data
Code Lookup
–Tool Setup
Special Tests Menu
I/M Readiness
Drive Cycle Monitor
State OBD Check
–O2 Monitor Test
Diagnostic Monitor Test
On-Board Systems
Vehicle Information
Modules Present
Review Data
–Print Data
–Tool Setup
(List Continued)
IMPORTANT
Datastream
Diagnostic Codes
Special Tests
Review Data
Print Data
Code Lookup
Tool Setup
GM Function List
Datastream