GM Service Manual Online
For 1990-2009 cars only

Automatic Transmission Electronic Component Locations


Object Number: 804365  Size: LF
(42)Output Speed Sensor (OSS)
(44)Input Speed Sensor (ISS)
(55)Transmission Fluid Temperature (TFT) Sensor - Part of Automatic Transmission Wiring Harness (55)
(352)TCC PWM Solenoid Valve
(357)Pressure Control Solenoid (PCS) Assembly
(368)1-2 Shift Solenoid (SS) Valve Assembly
(369)2-3 Shift Solenoid (SS) Valve Assembly
(376)4-5 Shift Solenoid (SS) Valve Assembly
(602)Transmission Manual Shift Shaft Switch Assembly
Figure 1:

Automatic Transmission Electronic Component Locations


Object Number: 804365  Size: LF
(42)Output Speed Sensor (OSS)
(44)Input Speed Sensor (ISS)
(55)Transmission Fluid Temperature (TFT) Sensor - Part of Automatic Transmission Wiring Harness (55)
(352)TCC PWM Solenoid Valve
(357)Pressure Control Solenoid (PCS) Assembly
(368)1-2 Shift Solenoid (SS) Valve Assembly
(369)2-3 Shift Solenoid (SS) Valve Assembly
(376)4-5 Shift Solenoid (SS) Valve Assembly
(602)Transmission Manual Shift Shaft Switch Assembly
Figure 2:

Lower Right Rear of the Engine Compartment


Object Number: 1358047  Size: LF
(1)Transmission Control Module (TCM)
(2)Transmission Control Module (TCM) Connector
(3)Engine Control Module (ECM) Connectors
(4)Engine Control Module (ECM)