GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2002
🢒
GMC C Sierra - 2WD
🢒
Body and Accessories
🢒
Wiring Systems
🢒 Automatic Transmission Controls Schematics
Figure
1:
Power, Ground, and Stop Lamp Switch TCC Signal Circuit
Master Electrical Component List
Electronic Component Description
Off/Run/Crank Voltage, Serial Data, and Torque Signals
AIR, RTD, RADIO, RDO AMP, ECM B, FRT HVAC, and CIGAR Fuses
IGN 1, TURN, SEO IGN, AIR BAG, CRANK, and IGN 0 Fuses
IGN 1, TURN, SEO IGN, AIR BAG, CRANK, and IGN 0 Fuses
Power, Ground, Class 2 Communication (w/o Traction Assist)
Power Take Off (PTO) Controls
Splice Pack SP205
NP2 Transfercase Schematics
Transfer Case Shift Control Module and Encoder Motor
G103 and G105 - Gas
G103 and G105 - Gas
Figure
2:
Off/Run/Crank Voltage, Serial Data, and Torque Signals
Master Electrical Component List
Electronic Component Description
CAN Serial data, VSS, and PNP Switch
Power, Ground, and Stop Lamp Switch TCC Signal Circuit
NP2 Transfercase Schematics
Transfer Case Shift Control Module and Encoder Motor
Power Take Off (PTO) Controls
IGN 1, TURN, SEO IGN, AIR BAG, CRANK, and IGN 0 Fuses
Splice Pack SP205
IGN 1, TURN, SEO IGN, AIR BAG, CRANK, and IGN 0 Fuses
G203 - 2 of 3 - Base Except Crew Cab
G203 - 2 of 3 - Base Except Crew Cab
G203 - 1 of 3
Figure
3:
CAN Serial Data, VSS, and PNP Switch
Master Electrical Component List
Electronic Component Description
Speed Sensors, Trim B and Shift Solenoids
Off/Run/Crank Voltage, Serial Data, and Torque Signals
Engine Data Sensors - VSS and Injection Timing Controls
Transmission Controls - A/T
Engine Data Sensors - EGR and Vacuum - California Emissions Only
G103 and G105 - Gas
G103 and G105 - Gas
Figure
4:
Speed Sensors, Trim B and Shift Solenoids
Master Electrical Component List
Electronic Component Description
TCC PWM and Trim A Solenoids, Pressure Switches, and TFT Sensor
CAN Serial data, VSS, and PNP Switch
Figure
5:
TCC PWM and Trim A Solenoids, Pressure Switches, and TFT Sensor
Master Electrical Component List
Electronic Component Description
Speed Sensors, Trim B and Shift Solenoids