Operation CHARM: Car repair manuals for everyone.

External Controls




External Controls


Transmission Selector Lever Linkage

The transmission selector lever linkage consists of:

- a selector lever which connects to the transmission column shift selector lever cable linkage.
- A selector lever pin secures the selector lever to the selector linkage.

- a selector lever cable and bracket which connects to the transmission selector lever arm and linkage on the steering column and to the manual control lever on the transmission.
- The selector lever cable bracket bolts to the transmission.


Brake Shift Interlock Actuator (BSIA) System

The Brake Shift Interlock Actuator (BSIA) system consists of:

- a BSIA.
- A transmission shift selector position insert, which bolts to the steering column and secures the BSIA.
- A contained PARK indicator switch.

- electrical circuits to supply power to unlock the BSIA.

The BSIA locks the selector lever in PARK:

- when the ignition switch lock cylinder is in the LOCK position.
- with the ignition switch lock cylinder in the RUN position and the brake pedal released.

The BSIA releases the selector lever:

- with the ignition switch lock cylinder in the RUN position and the brake pedal applied.


Transmission Control Switch (TCS)

The Transmission Control Switch (TCS) control:

- is located on the end of the selector lever.
- The TCS is not removable from the selector lever. Install a new selector lever if a new TCS is required.

- is a momentary contact switch.
- commands the PCM to disengage or engage the Overdrive (O/D) function of the transmission.
- When the overdrive (D) selection is disengaged, the message O/D OFF will illuminate on the Instrument Cluster (IC).