LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 1998 >> Envoy >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Module >> Diagnosis & Testing >> Scan Tool Does Not Communicate With Class 2 Serial Data Line >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Scan Tool Does Not Communicate With Class 2 Serial Data Line: Notes

NOTE: To identify wire colors and modules on Class-II serial data line, see WIRING DIAGRAMS  .
scientia non olet · About LEMON Manuals