GM Service Manual Online
For 1990-2009 cars only
Figure 1:

L66 with 5AT


Object Number: 1798731  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
L61 with MG3
B+ Bus and EPS Fuse
SUNROOF, PWR WDW, ABS 10A, ABS 20A, ABS PWR, HVAC BLOWER, AUX1 OUTLET, CIGAR/AUX2, and ECM/PCM Fuses
Data Communication Schematic Icons
Data Communication Schematic Icons
G201
G203 and G205
Data Communication Schematic Icons
Figure 2:

L61 with MG3


Object Number: 1798748  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Control Module References
L61 with 4T45-E
L66 with 5AT
B+ Bus and EPS Fuse
SUNROOF, PWR WDW, ABS 10A, ABS 20A, ABS PWR, HVAC BLOWER, AUX1 OUTLET, CIGAR/AUX2, and ECM/PCM Fuses
Data Communication Schematic Icons
Data Communication Schematic Icons
Data Communication Schematic Icons
G201
G203 and G205
Data Communication Schematic Icons
Figure 3:

L61 with 4T45-E


Object Number: 1848592  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
HP7
L61 with MG3
B+ Bus and EPS Fuse
SUNROOF, PWR WDW, ABS 10A, ABS 20A, ABS PWR, HVAC BLOWER, AUX1 OUTLET, CIGAR/AUX2, and ECM/PCM Fuses
Data Communication Schematic Icons
Data Communication Schematic Icons
Data Communication Schematic Icons
Data Communication Schematic Icons
G201
G203 and G205
Figure 4:

HP7


Object Number: 1848594  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
L61 with 4T45-E
B+ Bus and EPS Fuse
SUNROOF, PWR WDW, ABS 10A, ABS 20A, ABS PWR, HVAC BLOWER, AUX1 OUTLET, CIGAR/AUX2, and ECM/PCM Fuses
G201
G203 and G205