LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Pontiac >> 2009 >> G5 Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Schematic and Routing Diagrams >> Data Communication Schematics
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Data Communication Schematics

Fig 1: Power, Ground, Low Speed GMLAN Schematic
GM2077603Courtesy of GENERAL MOTORS CORP.
Fig 2: High Speed GMLAN Schematic
GM2077604Courtesy of GENERAL MOTORS CORP.