GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Classic - 2WD 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Remote Function Schematics
Figure 1:

Garage Door Opener
Object Number: 1779489 Size: FS
Master Electrical Component List
Garage Door Opener Description and Operation
Control Module References
Keyless Entry
B+ Bus Bar
IPC/DIC, LH HID, RH HID, SEO B1, and TBC BATT Fuses
IPC/DIC, LH HID, RH HID, SEO B1, and TBC BATT Fuses
I/P Lamps Dimming Control Supply - 3 of 3
G200 - 2 of 2
G200 - 2 of 2
Figure 2:

Keyless Entry
Object Number: 1779520 Size: FS
Master Electrical Component List
Keyless Entry System Description and Operation
Control Module References
Garage Door Opener
Power, Ground, DLC and Splice Pack SP205
AUX PWR, AUX PWR 2, DDM, ECC/TCM, ECM B, LBEC 2, LCKS, PCM B, PDM, and TCM B Fuses
ABS, AUX HTR PMP, ESCM, HCM-B, MBEC1, RTD, STUD 1, STUD 2, TRANS PUMP, and VSES/ECAS Fuses and RT DOOR and SEAT Circuit Breakers
G115 and G200 - 1 of 2