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