Automatic Transmission Controls Schematics. GMC Truck TopKick C-Series (Conventional) C6/C7/C8 2008

GM Service Manual Online

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2008 🢒 TopKick C-Series (Conventional) C6/C7/C8 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Automatic Transmission Controls Schematics

Automatic Transmission Controls Schematics MD

Figure 1:	Module Power, Ground, and Shift Selector Master Electrical Component List Control Module References Switches, Sensors, and Transmission Optional Connector AIRBAG, GAGES, LT REAR TURN/STOP, and RT REAR TURN/STOP Fuses/Circuit Breakers AIRBAG, GAGES, LT REAR TURN/STOP, and RT REAR TURN/STOP Fuses/Circuit Breakers DIC TRANS Fuse/Circuit Breaker TRANS Fuse/Circuit Breaker TRANS Fuse/Circuit Breaker G203 - 2 of 4 High Speed GMLAN A/C COMP, HTD FUEL, PCM-B and RR DEFOG Fuses A/C COMP, HTD FUEL, PCM-B and RR DEFOG Fuses J1939 Serial Data, 2 of 2 - L18 w/JE4, LF6, LF8 J1939 Serial Data, 1 of 2 - L18 w/JE4, LF6, LF8
Figure 2:	Switches, Sensors, and Transmission Optional Connector Master Electrical Component List Control Module References Serial Data, Speed Sensor Module Power, Ground, and Shift Selector
Figure 3:	Serial Data, Speed Sensor Master Electrical Component List Control Module References Switches, Sensors, and Transmission Optional Connector Backup Lamp Control

Automatic Transmission Controls Schematics LCT

Figure 1:	Module Power, Ground, Serial Data, MIL, VSS, and Torque Controls Master Electrical Component List Control Module References Overdrive Defeat Switch and CAN Serial Data A/C COMP, HTD FUEL, PCM-B and RR DEFOG Fuses A/C COMP, HTD FUEL, PCM-B and RR DEFOG Fuses TRANS Fuse/Circuit Breaker TRANS Fuse/Circuit Breaker TRANS Fuse/Circuit Breaker AIRBAG, GAGES, LT REAR TURN/STOP, and RT REAR TURN/STOP Fuses/Circuit Breakers AIRBAG, GAGES, LT REAR TURN/STOP, and RT REAR TURN/STOP Fuses/Circuit Breakers DIC Splice Pack SP203 High Speed GMLAN High Speed GMLAN J1939 Serial Data, 2 of 2 - L18 w/JE4, LF6, LF8 G203 - 2 of 4
Figure 2:	Overdrive Defeat Switch and CAN Serial Data Master Electrical Component List Control Module References C102 - Upfitter TRANS OPT Connector and Internal Mode Switch Module Power, Ground, Serial Data, MIL, VSS, and Torque Controls Backup Lamp Control G101 - 1 of 2 ENGINE and PCM-1 Fuses/Circuit Breakers ENGINE and PCM-1 Fuses/Circuit Breakers ENG-1 and ENG-4 Fuses - L18/LMM ENG-1 and ENG-4 Fuses - L18/LMM ENG-1 and ENG-4 Fuses - L18/LMM ENGINE and PCM-1 Fuses/Circuit Breakers ENGINE and PCM-1 Fuses/Circuit Breakers ENGINE and PCM-1 Fuses/Circuit Breakers Ground Distribution Schematics
Figure 3:	C102 - Upfitter TRANS OPT Connector and Internal Mode Switch Master Electrical Component List Control Module References Speed Sensors, Trim B and Shift Solenoid Overdrive Defeat Switch and CAN Serial Data TCC PWM and Trim A Solenoid Valves, Pressure Switch Manifold and TFT Sensor w/LF6 w/o LF6 2 of 2
Figure 4:	Speed Sensors, Trim B and Shift Solenoid Master Electrical Component List Control Module References TCC PWM and Trim A Solenoid Valves, Pressure Switch Manifold and TFT Sensor C102 - Upfitter TRANS OPT Connector and Internal Mode Switch
Figure 5:	TCC PWM and Trim A Solenoid Valves, Pressure Switch Manifold and TFT Sensor Master Electrical Component List Control Module References Speed Sensors, Trim B and Shift Solenoid C102 - Upfitter TRANS OPT Connector and Internal Mode Switch