GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2008
🢒
Optra
🢒
General Information
🢒
General Information
🢒 Automatic Transmission Controls Schematics
Figure
1:
TCM Power, Ground, MIL, Serial Data, Shift Program Switch
Master Electrical Component List
Control Module References
Transmission Solenoid and Stop Lamp Switch
Fuse Block - I/P ECM Fuse
Fuse Block - I/P ECM Fuse
Fuse Block - Underhood BATT MAIN, IGN 1, IGN 2 Fuses, Ignition Switch, Fuse Block-I/P RADIO, IMMOBILIZER, DLC, A/C CLK, HAZARD, RKE, TCM, REAR FOG Fuses
Park/Neutral Position (PNP) Switch
Data Communication
G201 - 1 of 2
G203
G201 - 1 of 2
Figure
2:
Transmission Solenoids and Stop Lamp Switch
Master Electrical Component List
Control Module References
Input Shaft, Output Shaft, and Vehicle Speed Sensors (VSS)
TCM Power, Ground, MIL, Serial Data, and Shift Program Switch
Fuse Block - Underhood B+ Bus, 1 of 3
Fuse Block - Underhood B+ Bus, 1 of 3
Figure
3:
Input Shaft, Output Shaft, and Vehicle Speed Sensors (VSS)
Master Electrical Component List
Control Module References
Park/Neutral Position (PNP) Switch
Transmission Solenoid and Stop Lamp Switch
Figure
4:
Park/Neutral Position (PNP) Switch
Master Electrical Component List
Control Module References
Input Shaft, Output Shaft, and Vehicle Speed Sensors (VSS)
Starting
TCM Power, Ground, MIL, Serial Data, and Shift Program Switch
G201 - 1 of 2
G201 - 1 of 2